[Burgess, John. 2005. Fixing Frege. Princeton University Press.10.1515/9780691187068]Search in Google Scholar
[Carroll, Lewis. 1895. What the Tortoise Said to Achilles. Mind 4: 278-280.10.1093/mind/IV.14.278]Open DOISearch in Google Scholar
[Feferman, Solomon. 1998. Why a Little Bit Goes a Long Way: Logical Foundations of Scientifically Applicable Mathematics. In In the Light of Logic. Oxford University Press.]Search in Google Scholar
[Ferreira, Fernando. 2006. To Catch One’s Own Shadow. In Actas do Segundo Encontro Nacional de Filosoia Analítica, ed. by Sofia Miguens et al. Faculdade de Letras da Universidade do Porto.]Search in Google Scholar
[Frege, Gottlob. 1980. Logical Investigations, III: Compound Thoughts. Posthumous Works. Blackwell.]Search in Google Scholar
[Frege, Gottlob. 1984. Logical Investigations, IV: Logical Generality. In Collected Papers on Mathematics, Logic and Philosophy. Blackwell.]Search in Google Scholar
[Kreisel, Georg. 1967. Informal Rigour and Completeness Proofs. In Problems in the Philosophy of Mathematics, ed. by Imre Lakatos. North-Holland.10.1016/S0049-237X(08)71525-8]Search in Google Scholar
[Parsons, Charles. 2008. Mathematical Thought and its Objects. Cambridge University Press.10.1017/CBO9780511498534]Search in Google Scholar
[Prawitz, Dag. 1965. Natural Deduction: a Proof-theoretical Study. Dover Publications.]Search in Google Scholar
[Putnam, Hilary. 1998. Representation and Reality. The MIT Press.]Search in Google Scholar
[Quine, Willard. 1953a. On What There Is? In From a Logical Point of View. Harvard University Press.]Search in Google Scholar
[Quine, Willard. 1953b. Two Dogmas of Empiricism. In From a Logical Point of View. Harvard University Press.]Search in Google Scholar
[Quine, Willard. 1976. Truth by Convention. In The Ways of Paradox and Other Essays. Harvard University Press. (First published in 1935.)]Search in Google Scholar
[Russell, Bertrand. 1903. Principles of Mathematics. W.W. Norton & Company., 1996.]Search in Google Scholar
[Russell, Bertrand. 1953. The cult of the ‘common usage’. The British Journal for the Philosophy of Science 3: 303-307.10.1093/bjps/III.12.303]Search in Google Scholar
[Ryle, Gilbert. 1950. ‘If’, ‘so’ and ‘because’. In Philosophical Analysis, ed. by Max Black. Prentice Hall.]Search in Google Scholar
[Sellars, Wilfrid. 1997. Empiricism and the Philosophy of Mind. Harvard University Press.]Search in Google Scholar
[Simpson, Stephen. 1999. Subsystems of Second-order Arithmetic. Springer-Verlag.10.1007/978-3-642-59971-2]Search in Google Scholar
