Chapter Weiner, Joan; (2010)
Understanding Frege's Project (/isis/citation/CBB001211648/)

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

Book Heijenoort, Jean van; (2002)
From Frege to Gödel: A Source Book in Mathematical Logic, 1879-1931 (/isis/citation/CBB000201415/)

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/)

Chapter Wilson, Mark; (2010)
Frege's Mathematical Setting (/isis/citation/CBB001211656/)

Article Reck, Erich H.; (2013)
Frege, Dedekind, and the Origins of Logicism (/isis/citation/CBB001212886/)

Article Mark Textor; (2021)
Saying Something about a Concept: Frege on Statements of Number (/isis/citation/CBB227044624/)

Book Frege, Gottlob; (1999)
Idéographie (/isis/citation/CBB000631020/)

Article Schirn, Matthias; (2010)
On Translating Frege's Die Grundlagen der Arithmetik (/isis/citation/CBB001210971/)

Article Korte, Tapio; (2010)
Frege's Begriffsschrift as a lingua characteristica (/isis/citation/CBB001211456/)

Chapter Peckhaus, Volker; (2009)
The Mathematical Origins of Nineteenth-Century Algebra of Logic (/isis/citation/CBB001210344/)

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

Chapter Haaparanta, Leila; (2009)
The Relations between Logic and Philosophy, 1874--1931 (/isis/citation/CBB001210347/)

Book Macbeth, Danielle; (2005)
Frege's Logic (/isis/citation/CBB001211035/)

Thesis Rohloff, Waldemar; (2007)
Kant and Frege on the a priori Applicability of Mathematics (/isis/citation/CBB001561363/)

Article Käufer, Stephan; (2005)
Hegel to Frege: Concepts and Conceptual Content in Nineteenth-Century Logic (/isis/citation/CBB000670376/)

Article Weltya, Ivan; (2011)
Frege on Indirect Proof (/isis/citation/CBB001210988/)

Article Macbeth, Danielle; (2012)
Diagrammatic Reasoning in Frege's Begriffsschrift (/isis/citation/CBB001211482/)

Article de Rouilhan, Philippe; (2012)
In Defense of Logical Universalism: Taking Issue with Jean van Heijenoort (/isis/citation/CBB001214124/)