Some Online Papers

For a complete list of publications, please see my CV (above).

“Trivial Inferences to Ontological Categories?” (with Javier Cumpa), forthcoming in Philosophy and Phenomenological Research, 2018.
“Non-Causal Explanations: Science and Mathematics”, forthcoming in Analysis, 2018.
“Quantifier Variance Dissolved” (with Suki Finn), forthcoming in Royal Institute of Philosophy Supplement 82, 2018.
“Empiricism”, forthcoming in Juha Saatsi (ed.), Routledge Handbook on Scientific Realism (London: Routledge, 2018).
“Identity in Physics and Elsewhere”, forthcoming in Cadernos de História e Filosofia da Ciência, 2018.
“Empiricism in the Philosophy of Mathematics”, forthcoming in Internet Encyclopedia of Philosophy, 2018.
“Quasi-Truth: What it Means and Why it Matters” [in Portuguese], forthcoming in D. Matos (ed.), Newton da Costa, 80 Anos (João Pessoa: Editora da UFPB, 2018).
“Philosophy of Science” (with Thomas Meier), forthcoming in Oxford Bibliographies, 2018.

“Uncertain Logic Processing: Logic-based Inference and Reasoning using Dempster-Shafer Models” (with Rafael Núñez, Manohar Murthi, Kamal Premaratne, and Matthias Scheutz), International Journal of Approximate Reasoning 95, 2018, pp. 1-21.
“Skepticism about A Priori Knowledge”, in Diego Machuca and Baron Reed (eds.), Skepticism: From Antiquity to the Present (London: Bloomsbury Publishing, 2018), pp. 685-699.
“Styles of Reasoning in the Sciences and in the Arts” (in Portuguese), in Silvio Seno Chibeni et al. (eds.), Filosofía e Historia de la Ciencia en el Cono Sur (Córdoba: AFHIC, 2018), pp. 27-39.
“Logical and Metaphysical Presuppositions” (in Russian), in Dmitry Zaitsev (ed.), Modern Logic: Its Subject Matter, Foundations, and Prospects (in Russian) (Moscow: Forum, 2018), pp. 161-186. (English version.)

“Object Theory and Modal Meinongianism” (with Edward N. Zalta), Australasian Journal of Philosophy 95, 2017, pp. 761-778.
“Scientific Pluralism, Consistency Preservation, and Inconsistency Toleration.pdf”, Humana.Mente Journal of Philosophical Studies 32, 2017, pp. 229-245.
“Interpreting the Sciences, Interpreting the Arts”, in Otávio Bueno, George Darby, Steven French, and Dean Rickles (eds.), Thinking about Science, Reflecting on Art: Bringing Aesthetics and Philosophy of Science Together (London: Routledge, 2018), pp. 80-98. (Published in 2017.)
“Overcoming Newman’s Objection”, in Michela Massimi, Jan-Willem Romeijn, and Gerhard Schurz (eds.), EPSA15 Selected Papers (Dordrecht: Springer, 2017), pp. 3-12.
“The Epistemology of Modality and the Epistemology of Mathematics”, in Robert Fischer and Felipe Leon (eds.), Modal Epistemology After Rationalism (Dordrecht: Springer, 2017), pp. 67-83.
“Partial Evidence in Medicine” (with Robin Neiman), in Hsiang-Ke Chao and Julian Reiss (eds.), Philosophy of Science in Practice: Nancy Cartwright and the Nature of Scientific Reasoning (Dordrecht: Springer, 2017), pp. 25-44.
“Colors: Presentation and Representation in the Fine Arts”, in Marcos Silva (ed.), How Colours Matter to Philosophy. (Dordrecht: Springer, 2018), pp. 215-221. (Published in 2017.)
“Vasiliev and the Foundations of Logic”, in Vladimir Markin and Dmitry Zaitsev (eds.), The Logical Legacy of Nikolai Vasiliev and Modern Logic. (Dordrecht: Springer, 2017), pp. 43-58.
“VonNeumann, Empiricism, and the Foundations of Quantum Mechanics”, in Diederik Aerts, Christian de Ronde, Hector Freytes, and Roberto Giuntini (eds.), Probing the Meaning and Structure of Quantum Mechanics: Superpositions, Semantics, Dynamics and Identity (Singapore: World Scientific, 2016), pp. 192-230. (Published in 2017.)

“True Nominalism: Referring versus Coding” (with Jody Azzouni), British Journal for the Philosophy of Science 67, 2016, pp. 781-816.
“An Anti-Realist Account of the Application of Mathematics”, Philosophical Studies 173, 2016, pp. 2591-2604.
“Belief Systems and Partial Spaces”, Foundations of Science 21, 2016, pp 225-236.
“How Structuralism Can Solve the ‘Access’ Problem”, Veritas 61, 2016, pp. 180-192.
“Epistemology and Philosophy of Science”, in Paul Humphreys (ed.), Oxford Handbook in the Philosophy of Science (Oxford: Oxford University Press, 2016), pp. 233-251.
“Carnap, Logicism, and Ontological Commitment”, in Sorin Costreie (ed.), Early Analytic Philosophy: New Perspectives on the Tradition (Dordrecht: Springer, 2016), pp. 337-352.
“Visual Reasoning in Science and Mathematics”, in Lorenzo Magnani and Claudia Casadio (eds.), Model-Based Reasoning in Science and Technology: Logical, Epistemological and Cognitive Issues (Dordrecht: Springer, 2016), pp. 3-19.
“Skepticism in Latin America” (with Plínio Smith), in Edward N. Zalta (ed.), Stanford Encyclopedia of Philosophy, Spring 2016 Edition, URL = <>. (Portuguese translation, as “O Ceticismo na América Latina”, by Nicole Marcelo, published in Sképsis 13, 2016, pp. 126-170.)
“5 Questions: Philosophy of Logic”, in Tracy Lupher and Thomas Adajian (eds.), Philosophy of Logic: 5 Questions (Copenhagen: Automatic Press, 2017), pp. 37-47.

“Modalism and Theoretical Virtues: Toward an Epistemology of Modality” (with Scott Shalkowski), Philosophical Studies 172, 2015, pp. 671-689.
“Structural Realism and the Nature of Structure” (with Jonas Becker Arenhart), European Journal for Philosophy of Science 5, 2015, pp. 111-139.
“The No-Category Ontology” (with Jacob Busch and Scott Shalkowski), The Monist 98, 2015, pp. 233-245.
“Realism and Anti-Realism about Science: A Pyrrhonian Stance”, International Journal for the Study of Skepticism 5, 2015, pp. 145-167.
“Empirically Grounded Philosophical Theorizing” (with Scott Shalkowski), in Chris Daly (ed.), The Palgrave Handbook of Philosophical Methods (Hampshire: Palgrave, 2015), pp. 231-257.
“Can Identity Be Relativized?”, in Arnold Koslow and Arthur Buchsbaum (eds.), The Road to Universal Logic, volume II (Dordrecht: Birkhäuser, 2015), pp. 253-262.
“Truth, Trivialism, and Perceptual Illusions”, in J.-Y. Béziau, M. Chakraborty, and S. Dutta (eds.), New Directions in Paraconsistent Logic (Dordrecht: Springer, 2016), pp. 465-476.
“Structures in Science and Metaphysics” (with Newton da Costa), in Jean-Yves Béziau, Décio Krause, and Jonas Arenhart (eds.), Conceptual Clarifications (London: College Publications, 2015), pp. 137-159.
“Bas van Fraassen”, in Robert Audi (ed.), The Cambridge Dictionary of Philosophy, third edition (Cambridge: Cambridge University Press, 2015), p. 1103.

“Computer Simulations: An Inferential Conception”, The Monist 97, 2014, pp. 378-398.
“Why Identity is Fundamental”, American Philosophical Quarterly 51, 2014, pp. 325-332.
“Worlds and Propositions Set Free” (with Christopher Menzel and Edward Zalta), Erkenntnis, 2014, pp. 797-820.
“Sets and Functions in Theoretical Physics” (with Adonai Sant’Anna), Erkenntnis 79, 2014, pp. 257-281.
“Is Science Inconsistent?” (with Peter Vickers), Synthese 191, 2014, pp. 2887-2889.
“Constructive Empiricism, Partial Structures and the Modal Interpretation of Quantum Mechanics”, Quanta 3, 2014, pp. 1-15.
“Representing and Picturing: Approaches in the Sciences and the Arts”, American Society for Aesthetics Newsletter 34, 2014, pp. 8-11.
“Putnam and the Indispensability of Mathematics”, Principia 17, 2013, pp. 217-234. (Paper published in 2014.)

“An Easy Road to Nominalism”, Mind 121, 2012, pp. 967-982. (Paper published in 2013.)
“Logical Constants: A Modalist Approach” (with Scott Shalkowski), Noûs 47, 2013, pp. 1-24.
“Disagreeing with the Pyrrhonist?”, in Diego Machuca (ed.), Disagreement and Skepticism (New York: Routledge, 2013), pp. 24-45.
“Nominalism in the Philosophy of Mathematics”, in Edward N. Zalta (ed.), Stanford Encyclopedia of Philosophy (Fall 2013 edition). URL =
“Perception and Conception: Shaping Human Minds”, Biosemiotics 6, 2013, pp. 323-336.
“DS-Based Uncertain Implication Rules for Inference and Fusion Applications” (with Rafael Núñez, Ranga Dabarera, Matthias Scheutz, Kamal Premaratne, and Manohar N. Murthi), Proceedings of the 16th International Conference on Information Fusion (FUSION; Istanbul, Turkey, July 9-12, 2013), pp. 1934-1941. (
“Structural Realism and Structural Empiricism: A Case Study in Quantifier Variance” [in Chinese], Journal of Dialectics of Nature 35, 2013, pp. 1-8.

“Can Mathematics Explain Physical Phenomena?” (with Steven French), British Journal for the Philosophy of Science 63, 2012, pp. 85-113.
“Styles of Reasoning: A Pluralist View”, Studies in History and Philosophy of Science 43, 2013, pp. 657-665.
“Empirical Factors and Structure Transference: Returning to the London Account” (with Steven French and James Ladyman), Studies in History and Philosophy of Modern Physics 43, 2012, pp. 95-104.
“Models and Structures: Phenomenological and Partial” (with Steven French and James Ladyman), Studies in History and Philosophy of Modern Physics 43, 2012, pp. 43-46.
“Just What Is Vagueness?” (with Mark Colyvan), Ratio 25, 2012, pp. 19-33.
“Incommensurability and Domains of Application” [in Spanish], in Pablo Lorenzano and Oscar Nudler (eds.), El Camino desde Kuhn: La Inconmensurabilidad Hoy (Madrid: Editorial Biblioteca Nueva, 2012), pp. 27-65.
“Partial Truth and Visual Evidence”, Principia 15, 2011, pp. 249-270. (Paper published in 2012.)
“Non-Reflexive Logics” (with Newton da Costa) [in Portuguese], Cosmos e Contexto 7, 2012.  (Portuguese translation of “Non-Reflexive Logics”, Revista Brasileira de Filosofia 232, 2009, pp. 181-196.) Published online at:
“Nominalism and the Application of Mathematics”, Metascience 21, 2012, pp. 301-304.


“An Inferential Conception of the Application of Mathematics” (with Mark Colyvan), Noûs 45, 2011, pp. 345-374.
“How Theories Represent” (with Steven French), British Journal for the Philosophy of Science 62, 2011, pp. 857-894.
“When Physics and Biology Meet: The Nanoscale Case”, Studies in History and Philosophy of Biological and Biomedical Sciences 42, 2011, pp. 180-189.
“How to Change It: Models of Engagement, Rationality, and Stance Voluntarism” (with Darrell Rowbottom), Synthese 178, 2011, pp. 7-17.
“Stance and Rationality: A Perspective” (with Darrell Rowbottom), Synthese 178, 2011, pp. 1-5.
“Defeasible Reasoning + Partial Models: A Formal Framework for the Methodology of Research Programs” (with Fernando Tohmé and Claudio Delrieux), Foundations of Science 16, 2011, pp. 47-65.
“Remarks on Abstract Galois Theory” (with Newton da Costa), Manuscrito 34, pp. 151-183, 2011.
“Structural Empiricism, Again”, in Peter Bokulich and Alisa Bokulich (eds.), Scientific Structuralism (Dordrecht: Springer, 2011), pp. 81-103.
“Logical and Mathematical Knowledge”, in Sven Bernecker and Duncan Pritchard (eds.), Routledge Companion to Epistemology (London: Routledge, 2011), pp. 358-368.
“Relativism in Set Theory and Mathematics”, in Steven Hales (ed.), A Companion to Relativism (Oxford: Blackwell, 2011), pp. 553-568.
“Is the Pyrrhonist an Internalist?”, in Diego Machuca (ed.), New Essays on Ancient Pyrrhonism (Leiden: Brill, 2011), pp. 179-192.
“Quasi-Truth and Quantum Mechanics”, in Décio Krause and Antonio A.P. Videira (eds.), Brazilian Studies in Philosophy and History of Science (Dordrecht: Springer, 2011), pp. 301-312.
“Visual Evidence in Science” [in Portuguese], Scientiae Studia 9, 2011, pp. 267-290.
“Scientific Representation: A Long Journey from Pragmatics to Pragmatics”, Metascience 20, 2011, pp. 423-428.
“The Physics and Metaphysics of Identity and Individuality”, Metascience 20, 2011, pp. 237-241.


“Structuralism and Information”, Metaphilosophy 41, 2010, pp. 365-379.
“A Defense of Second-order Logic”, Axiomathes 20, 2010, pp. 365-383.
“Ontological Issues in Quantum Theory” (with Décio Krause), Manuscrito 33, 2010, pp. 269-283.
“Is Logic A Priori?”, Harvard Review of Philosophy 17, 2010, pp. 105-117.
“Issues in the Foundations of Science, I: Language, Structures, and Models” (with Newton da Costa and Décio Krause), Manuscrito 33, 2010, pp. 123-141.
“Philosophy of Quantum Physics” [in Portuguese] (with Décio Krause), Manuscrito 33, 2010, pp. 7-18.
“Models and Scientific Representations”, in P.D. Magnus and Jacob Busch (eds.), New Waves in Philosophy of Science (Hampshire: Palgrave MacMillan, 2010), pp. 94-111.
“Can Set Theory Be Nominalized? A Fictionalist Response”, in John Woods (ed.), Fictions and Models: New Essays (Munich: Philosophia Verlag, 2010), pp. 191-224.
“Philosophy of Mathematics”, in Fritz Allhoff (ed.), Philosophies of the Sciences (Oxford: Wiley-Blackwell, 2010), pp. 68-91.
“Philosophy of Logic”, in Fritz Allhoff (ed.), Philosophies of the Sciences (Oxford: Wiley-Blackwell, 2010), pp. 41-67.
“Paraconsistent Logic” (with Newton da Costa), in Susana Nuccetelli, Ofelia Schutte, and Otávio Bueno (eds.), A Companion to Latin American Philosophy (Oxford: Wiley-Blackwell, 2010), pp. 217-229.
“Introduction” (with Susana Nuccetelli and Ofelia Schutte), in Susana Nuccetelli, Ofelia Schutte, and Otávio Bueno (eds.), A Companion to Latin American Philosophy (Oxford: Wiley-Blackwell, 2010), pp. 1-6.
“Philosophy of Mathematics”, Oxford Bibliographies,, 2010.
“Review of Stephen Hetherington (ed.), Epistemology Futures (Oxford: Clarendon Press, 2006)”, Australasian Journal of Philosophy 88, 2010, pp. 81-83.
“Models of Reduction”, Principia 13, pp. 269-282, 2009. (Paper published in 2010.)


“Modalism and Logical Pluralism” (with Scott Shalkowski), Mind 118, 2009, pp. 295-321.
“Sosa On Skepticism”, Metaphilosophy 40, 2009, pp. 195-202.
“Functional Beauty: Some Applications, Some Worries”, Philosophical Books 50, 2009, pp. 47-54.
“Fitch’s Paradox and the Philosophy of Mathematics”, in Joe Salerno (ed.), New Essays on the Knowability Paradox (Oxford: Oxford University Press, 2009), pp. 252-280.
“Mathematical Fictionalism”, in Otávio Bueno and Øystein Linnebo (eds.), New Waves in Philosophy of Mathematics (Hampshire: Palgrave MacMillan, 2009), pp. 59-79.
“Philosophy of Mathematics: Old and New” (with Øystein Linnebo), in Otávio Bueno and Øystein Linnebo (eds.), New Waves in Philosophy of Mathematics (Hampshire: Palgrave MacMillan, 2009), pp. 1-9.
“Why Advocate Pancritical Rationalism?” (with Darrell Rowbottom), in Z. Parusniková and R. S. Cohen (eds.), Rethinking Popper (Boston Studies in the Philosophy of Science, vol. 272) (Dordrecht: Springer, 2009), pp. 81-89.
“Truth and Proof”, Manuscrito 31, 2008, pp. 419-440. (Paper published in 2009.)
“Scientific Representation and Nominalism: An Empiricist View”, Principia 12, 2008, pp. 177-192. (Paper published in 2009.)
“Non-Reflexive Logics” (with Newton da Costa), Revista Brasileira de Filosofia 232, 2009, pp. 181-196.
“Falsificationism, Truth and Rationality: Popper and the Neo-Popperian Program” [in Portuguese], Khronos 1, 2008, pp. 79-116. (Paper published in 2009.)


“On What It Takes for There to Be No Fact of the Matter” (with Jody Azzouni), Noûs 42, 2008, pp. 753-769.
“Structural Realism, Scientific Change, and Partial Structures”, Studia Logica 89, 2008, pp. 213-235.
“Nominalism and Mathematical Intuition”, Protosociology 25, 2008, pp. 89-107. (Reprinted in Gerhard Preyer and Georg Peter (eds.), Philosophy of Mathematics: Set Theory, Measuring Theories, and Nominalism (Frankfurt: Ontos Verlag, 2008), pp. 93-111.)
“Relativism and Skepticism”, International Journal of Philosophical Studies 16, 2008, pp. 247-254.
“Descartes on Mathematical Essences” (with Raffaella De Rosa), Protosociology 25, 2008, pp. 160-177. (Reprinted in Gerhard Preyer and Georg Peter (eds.), Philosophy of Mathematics: Set Theory, Measuring Theories, and Nominalism (Frankfurt: Ontos Verlag, 2008), pp. 164-181.)
“Visual Evidence at the Nanoscale”, Spontaneous Generations: A Journal for the History and Philosophy of Science 2, 2008, pp. 132-138.
“Rationality, Inconsistency, and Partial Structures” (with Newton da Costa), in Isabella Lucchese and Rita Melillo (eds.), Le Ragioni Degli Altri: Scritti in Onore di Dominico Antonino Conci (Milan: Franco Angeli, 2008), pp. 229-249.
“Interpreting Music: Beyond Platonism”, in Teresa Lesiuk (ed.), Proceedings of the 9th RAIME International Symposium (Miami: Frost School of Music, 2008), pp. 43-54.


“Quasi-Truth, Paraconsistency, and the Foundations of Science” (with Newton da Costa), Synthese 154, 2007, pp. 383-399.
“Troubles with Trivialism”, Inquiry 50, 2007, pp. 655-667.
“Scientific Theories, Models, and the Semantic Approach” (with Décio Krause), Principia 11, 2007, pp. 187-201.
“Incommensurability in Mathematics”, in Bart Van Kerkhove and Jean Paul Van Bendegem (eds.), Perspectives on Mathematical Practices (Dordrecht: Springer, 2007), pp. 83-105.
“Paraconsistent Logic and Paraconsistency” (with Newton da Costa and Décio Krause), in Dale Jacquette (ed.), Philosophy of Logic (Amsterdam: North-Holland, 2007), pp. 791-911.


“Representation and the Nanoscale”, Philosophy of Science 73, 2006, pp. 617-628.
“Interaction Free Measurement with Matter Waves” (with Adonai Sant’Anna), Foundations of Physics Letters 19, 2006, pp. 481-490.
“Why Inconsistency is Not Hell: Making Room for Inconsistency in Science”, in Erik Olsson (ed.), Knowledge and Inquiry: Essays on the Pragmatism of Issac Levi (Cambridge: Cambridge University Press, 2006), pp. 70-86.
“The Methodological Character of Symmetry Principles”, Abstracta 3, 2006, pp. 3-28.
“Bas van Fraassen”, in Donald Borchert (ed.), Encyclopedia of Philosophy, 2nd edition (Detroit: Macmillan, 2006), volume 9, pp. 644-646.


“Dirac and the Dispensability of Mathematics”, Studies in History and Philosophy of Modern Physics 36, 2005, pp. 465-490.
“On the Referential Indeterminacy of Logical and Mathematical Concepts”, Journal of Philosophical Logic 34, 2005, pp. 65-79.
“A Nominalist’s Dilemma and its Solution” (with Edward Zalta), Philosophia Mathematica 13, 2005, pp. 294-307.
“Davidson and Skepticism: How Not to Respond to the Skeptic”, Principia 9, 2005, pp. 1-18.
“A Coherence Theory of Truth” (with Newton da Costa and Steven French), Manuscrito 29, 2005, pp. 263-290.
“On the Usefulness of Paraconsistent Logic” (with Newton da Costa and Jean-Yves Béziau), in Daniel Vanderveken (ed.), Logic, Thought and Action (Dordrecht: Springer, 2005), pp. 465-478.
“Proof and Mechanization” (with Jody Azzouni), Philosophia Mathematica 13, 2005, pp. 319-325.


“Logical Non-Apriorism and the ‘Law’ of Non-Contradiction” (with Mark Colyvan), in Graham Priest, JC Beall and Brad Armour-Garb (eds.), The Law of Non-Contradiction: New Philosophical Essays (Oxford: Clarendon Press, 2004), pp. 156-175.
“The Drexler-Smalley Debate on Nanotechnology: Incommensurability At Work?”, Hyle: International Journal for Philosophy of Chemistry 10, 2004, pp. 83-98. (Reprinted in Joachim Schummer and Davis Baird (eds.), Nanotechnology Challenges: Implications for Philosophy, Ethics and Society (Singapore: World Scientific Publishing, 2006), pp. 29-48.)
“Modal Realism and Modal Epistemology: A Huge Gap” (with Scott Shalkowski), in Erik Weber and Tim De Mey (eds.), Modal Epistemology (Brussels: Royal Flemish Academy of Belgium, 2004), pp. 93-106.
“Von Neumann, Self-Reproduction and the Constitution of Nanophenomena”, in Davis Baird, Alfred Nordmann, and Joachim Schummer (eds.), Discovering the Nanoscale (Amsterdam: IOS Press, 2004), pp. 101-115.
“Outline of a Paraconsistent Category Theory” (with Newton da Costa and Analice Volkov), in Paul Weingartner (ed.), Alternative Logics. Do Sciences Need Them? (Berlin: Springer-Verlag, 2004), pp. 95-114.


“Is it Possible to Nominalize Quantum Mechanics?”, Philosophy of Science 70, 2003, pp. 1424-1436.
“Yablo’s Paradox and Referring to Infinite Objects” (with Mark Colyvan), Australasian Journal of Philosophy 81, 2003, pp. 402-412.
“Yablo’s Paradox without Satisfaction” (with Mark Colyvan), Analysis 63, 2003, pp. 152-156.
“Quine’s Double Standard: Undermining the Indispensability Argument via the Indeterminacy of Reference”, Principia 7, 2003, pp. 17-39.
“Re-conceptualizing Empiricism”, Metascience 12, 2003, pp. 360-363.
“Application of Mathematics and Underdetermination”, in Claudio Delrieux and Javier Legris (eds.), Computer Modeling of Scientific Reasoning (Bahia Blanca: Ediuns, 2003), pp. 27-42.


“On Representing the Relationship between the Mathematical and the Empirical” (with Steven French and James Ladyman), Philosophy of Science 69, 2002, pp. 497-518.
“The Simple Liar without Bivalence?” (with JC Beall), Analysis 62, 2002, pp. 22-26.
“Mathematical Change and Inconsistency: A Partial Structures Approach”, in Joke Meheus (ed.), Inconsistency in Science (Dordrecht: Kluwer Academic Publishers, 2002), pp. 59-79.
“Can a Paraconsistent Theorist be a Logical Monist?”, in W. Carnielli, M. Coniglio, and I. D’Ottaviano (eds.), Paraconsistency: The Logical Way to the Inconsistent (New York: Marcel Dekker, 2002), pp. 535-552.
“What does a Picture Prove?”, Metascience 11, 2002, pp. 61-65.


“Belief Change and Inconsistency” (with Newton da Costa), Logique et Analyse 161-162-163, 1998 (published in 2001), pp. 31-56.
“Paraconsistency: Towards a Tentative Interpretation” (with Newton da Costa), Theoria 16, 2001, pp. 119-145.
“Logicism Revisited”, Principia 5, 2001, pp. 99-124.
“Scientific Rationality and Inconsistency: A Partial Structures Approach”, in H.R. Arabnia (ed.), Proceedings of the International Conference on Artificial Intelligence, IC-AI’2001, volume II (Las Vegas: CSREA Press, 2001), pp. 834-840.
“Realism Refilled?”, Metascience 10, 2001, pp. 360-366.


“Quasi-Truth in Quasi-SetTheory”, Synthese 125, 2000, pp. 33-53.
“Empiricism, Mathematical Change and Scientific Change”, Studies in History and Philosophy of Science 31, 2000, pp. 269-296.
“Quasi-Truth, Supervaluations, and Free Logic” (with Newton da Costa), History and Philosophy of Logic 20, 2000, pp. 215-226.
“On Contraction” (with Steven French), British Journal for the Philosophy of Science 51, 2000, pp. 513-517.
“A Plea for a Modal Realist Epistemology” (with Scott Shalkowski), Acta Analytica 15, 2000, pp. 175-193.
“Empiricism, Mathematical Truth and Mathematical Knowledge”, in Niall Shanks and Robert B. Gardner (eds.), Logic, Probability and Science, Poznan Studies in the Philosophy of the Sciences and the Humanities, vol. 71 (Amsterdam, Atlanta: Rodopi, 2000), pp. 219-233.
“Bueno’s Response to Liu”, in Niall Shanks and Robert B. Gardner (eds.), Logic, Probability and Science, Poznan Studies in the Philosophy of the Sciences and the Humanities, vol. 71 (Amsterdam, Atlanta: Rodopi, 2000), pp. 237-242.


“What is Structural Empiricism? Scientific Change in an Empiricist Setting”, Erkenntnis 50, 1999, pp. 59-85.
“Empiricism, Conservativeness and Quasi-Truth”, Philosophy of Science 66, 1999, pp. S474-S485.
“Russell and the Circle of Paradoxes” (with Newton da Costa), Journal of Symbolic Logic 64, 1999, pp. 1845-1847.
“Infestation or Pest Control: The Introduction of Group Theory into Quantum Mechanics” (with Steven French), Manuscrito 22, 1999, pp. 37-86.
“Truth, Quasi-Truth and Paraconsistency”, in Walter Carnielli and Ítala D’Ottaviano (eds.), Advances in Contemporary Logic and Computer Science (Providence: American Mathematical Society, 1999), pp. 275-293.
“Second-order Logic Revisited”, in Timothy Childers (ed.), The Logica yearbook 1998 (Prague: Filosofia, 1999), pp. 203-213.


“The Logic of Pragmatic Truth” (with Newton da Costa and Steven French), Journal of Philosophical Logic 27, 1998, pp. 603-620.
“Is There a Zande Logic?” (with Newton da Costa and Steven French), History and Philosophy of Logic 19, 1998, pp. 41-54.
“Modal Fictionalism, Possible Worlds Semantics and Quasi-Truth”, in Timothy Childers (ed.), The Logica yearbook 1997 (Prague: Filosofia, 1998), pp. 223-236.
“Structuralist Theory of Science” (with Newton da Costa), History and Philosophy of Logic 19, 1998, pp. 270-272.


“Empirical Adequacy: A Partial Structures Approach”, Studies in History and Philosophy of Science 28, 1997, pp. 585-610.
“Suppes Predicates for Space-Time” (with Newton da Costa and Steven French), Synthese 112, 1997,         pp. 271-279.
“Inconsistent Mathematics” (with Newton da Costa), Journal of Symbolic Logic 62, 1997, pp. 683-685.
“Pragmatics, Pragmatic Truth and Possible Worlds”, in Paul Weingartner, Gerhard Schurz and Georg Dorn (eds.), The Role of Pragmatics in Contemporary Philosophy: Contributions to the Austrian Ludwig Wittgenstein Society, Vol. 5, Kirchberg, 1997, pp. 141-146.


“On the Concept of Quasi-Truth.pdf” (with Edelcio G. de Souza), Logique et Analyse 153-154, 1996, pp. 183-199.
“Malinowski and Suszko on Many-Valued Logic: On the Reduction of Many-Valuedness to Two-Valuedness” (with Newton da Costa and Jean-Yves Béziau), Modern Logic 6, 1996, pp. 272-299.
“The Logic of Quasi-Truth” (with Newton da Costa and Rolando Chuaqui), Notas de la Sociedad de Matematica de Chile 15, 1996, pp. 7-26.
“Consistency, Paraconsistency and Truth (Logic, the Whole Logic and Nothing but the Logic)” (with Newton da Costa), Ideas y Valores 100, 1996, pp. 48-60.
“On the Limits of Thought” (with Newton da Costa), History and Philosophy of Logic 17, 1996, pp. 158-160.
“Topics in Paraconsistent Logic” (with Newton da Costa and Jean-Yves Béziau), Philosophical Alternatives, Sofia, Bulgaria, 1996.

“Paraconsistent Logic in a Historical Perspective” (with Newton da Costa and Jean-Yves Béziau), Logique et Analyse 150-151-152, 1995, pp. 111-125.
“Aspects of Paraconsistent Logic” (with Newton da Costa and Jean-Yves Béziau), Bulletin of the Interest Group in Pure and Applied Logics 3, 1995, pp. 597-614.
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