Article Schüler, Wolfgang; (1984)
Überlegung zu den Grundlegungsversuchen der Mathematik von Frege und Hilbert vom Standpunkt der Transzendentalphilosophie aus (/isis/citation/CBB000016610/)

Article Wehmeier, Kai F.; (1997)
Aspekte der Frege--Hilbert--Korrespondenz (/isis/citation/CBB000079357/)

Chapter Hallett, Michael; (2010)
Frege and Hilbert (/isis/citation/CBB001211657/)

Book Tiles, Mary; (1991)
Mathematics and the image of reason (/isis/citation/CBB000034330/)

Book Frege, Gottlob; (1980)
Briefwechsel mit D. Hilbert, E. Husserl, B. Russell, sowie ausgewählte Einzelbriefe Freges, mit Einleitungen, Anmerkungen und Register hrsg. von Gabriel, Gottfried, Friedrich Kambartel, Christian Thiel (/isis/citation/CBB000021321/)

Chapter Beaney, Michael; (2006)
Frege and the Role of Historical Elucidation: Methodology and the Foundations of Mathematics (/isis/citation/CBB000800117/)

Article Demopoulos, William; (1994)
Frege, Hilbert, and the conceptual structure of model theory (/isis/citation/CBB000049624/)

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

Article Hunter, David A.; (1996)
Definition in Frege's Foundations of arithmetic (/isis/citation/CBB000072012/)

Article Belna, Jean Pierre; (2002)
Frege et la géométrie projective: la Dissertation inaugurale de 1873 (/isis/citation/CBB000770938/)

Book Resnik, Michael D.; (1980)
Frege and the philosophy of mathematics (/isis/citation/CBB000006573/)

Article Yourgrau, Palle; (1997)
What is Frege's relativity argument? (/isis/citation/CBB000072682/)

Book Frege, Gottlob; (1999)
Zwei Schriften zur Arithmetik: Funktion und Begriff; Ueber die Zahlen des Herrn H. Schubert. Hrsg. von Kienzler, Wolfgang (/isis/citation/CBB000082256/)

Article Belna, Jean-Pierre; (2006)
Objectivité et principe de dualité: Le paragraphe 26 des Fondements de l'arithmétique de Frege (/isis/citation/CBB000770988/)

Article Hill, Claire Ortiz; (1994)
Frege's attack on Husserl and Cantor (/isis/citation/CBB000043998/)

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

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

Article Michael Friedman; (2021)
On Mascheroni's La geometria del compasso at the beginning of the 19th century (/isis/citation/CBB210159180/)

Article June Barrow-Green; Reinhard Siegmund-Schultze; (2016)
“The First Man on the Street” — Tracing a Famous Hilbert Quote (1900) Back to Gergonne (1825) (/isis/citation/CBB380975266/)

Book Cantor, Georg; Ferreirós, José; (2006)
Fundamentos para una teoría general de conjuntos: Escritos y correspondencia selecta (/isis/citation/CBB000930382/)