Article Centrone, Stefania; (2010)
Functions in Frege, Bolzano and Husserl (/isis/citation/CBB001210980/)

Article Francesco Bellucci; (2015)
Logic, Psychology, and Apperception: Charles S. Peirce and Johann F. Herbart (/isis/citation/CBB115765207/)

Thesis David E. Dunning; (2020)
Writing the Rules of Reason: Notations in Mathematical Logic, 1847–1937 (/isis/citation/CBB517005733/)

Article Textora, Mark; (2013)
“Thereby We Have Broken with the Old Logical Dualism”---Reinach on Negative Judgement and Negation (/isis/citation/CBB001211948/)

Chapter Vikko, Risto; (2009)
The Logic Question During the First Half of the Nineteenth Century (/isis/citation/CBB001210346/)

Article Jeoffrey Gaspard; (2021)
“A familiar logical triplet”: on Peirce’s grammar of representation and its relation to scientific inquiry (/isis/citation/CBB856081407/)

Book Anjan Chakravartty; (2017)
Scientific Ontology: Integrating Naturalized Metaphysics and Voluntarist Epistemology (/isis/citation/CBB537561900/)

Chapter Goldfarb, Warren; (2010)
Frege's Conception of Logic (/isis/citation/CBB001211649/)

Book Künne, Wolfgang; (2010)
Die Philosophische Logik Gottlob Freges: ein Kommentar; mit den Texten des Vorworts zu Grundgesetze der Arithmetik und der Logischen Untersuchungen I--IV (/isis/citation/CBB001210615/)

Article Eder, Günther; (2013)
Remarks on Independence Proofs and Indirect Reference (/isis/citation/CBB001212142/)

Book Ricketts, Tom; Potter, Michael D.; (2010)
The Cambridge Companion to Frege (/isis/citation/CBB001211647/)

Book Forster, Paul; (2011)
Peirce and the Threat of Nominalism (/isis/citation/CBB001210617/)

Chapter Hilpinen, Risto; (2009)
Conditional and Possible Worlds: On C. S. Pierce's Conception of Conditionals and Modalities (/isis/citation/CBB001210353/)

Book Pieranna Garavaso; Nicla Vassallo; (2014)
Frege on Thinking and Its Epistemic Significance (/isis/citation/CBB239433714/)

Chapter Lenci, Alessandro; Sandu, Gabriel; (2009)
Logic and Linguistics in the Twentieth Century (/isis/citation/CBB001210357/)

Book Rahman, Shahid; (2008)
Unity of Science in the Arabic Tradition: Science, Logic, Epistemology and Their Interactions (/isis/citation/CBB000951507/)

Book Klima, Gyula; Allhoff, Fritz; Vaidya, Anand Jayprakash; (2007)
Medieval Philosophy: Essential Readings with Commentary (/isis/citation/CBB000831266/)

Book Dahlstrom, Daniel O.; (2003)
Husserl's Logical Investigations (/isis/citation/CBB000471192/)

Chapter Paolo Parrini; (2018)
Ernst Mach and the Disenchantment of Metaphysics (/isis/citation/CBB153044104/)

Book Sharples, R. W.; (2001)
Whose Aristotle? Whose Aristotelianism? (/isis/citation/CBB000774755/)