Article Ruffino, Marco Antonio (1991)
Context principle, fruitfulness of logic, and the cognitive value of arithmetic in Frege. History and Philosophy of Logic (pp. 185-194). (/isis/citation/CBB000041078/) unapi

Book Dummett, Michael (1991)
Frege: Philosophy of mathematics. (/isis/citation/CBB000042467/) unapi

Article Garavaso, Pieranna (1991)
Frege and the analysis of thoughts. History and Philosophy of Logic (pp. 195-210). (/isis/citation/CBB000040980/) unapi

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

Book Kutschera, Franz von (1989)
Gottlob Frege: Eine Einführung in sein Werk. (/isis/citation/CBB000047951/) unapi

Book Lichtenberg, Hans-Georg (1989)
Urteil und Anzahl: Untersuchungen zu Gottlob Freges philosophischen Bemühungen um eine Begründung der Arithmetik aus der Logik. (/isis/citation/CBB000062047/) unapi

Article Gardies, Jean-Louis (1989)
La conception néo-platonicienne de l'abstraction chez Dedekind, Cantor, Frege et Peano. Revue Philosophique de la France et de l' Étranger (pp. 65-84). (/isis/citation/CBB000033632/) unapi

Book Baker, Gordon (1988)
Wittgenstein, Frege and the Vienna Circle. (/isis/citation/CBB000057830/) unapi

Article Sluga, Hans (1987)
Frege against the Booleans. Notre Dame Journal of Formal Logic (pp. 80-98). (/isis/citation/CBB000048832/) unapi

Article Simons, Peter M. (1987)
Frege's theory of real numbers. History and Philosophy of Logic (pp. 25-44). (/isis/citation/CBB000033293/) unapi

Book Haaparanta, Leila; Hintikka, Jaakko (1986)
Frege synthesized: Essays on the philosophical and foundational work of Gottlob Frege. (/isis/citation/CBB000062682/) unapi

Book Frege, Gottlob (1986)
Die Grundlagen der Arithmetik: Eine logisch mathematische Untersuchung über den Begriff der Zahl. Centenarausgabe mit ergänzenden Texten kritisch herausgegeben von Thiel, Christian. (/isis/citation/CBB000053988/) unapi

Article Boos, William (1985)
“The true” in Gottlob Frege's “Über die Grundlagen der Geometrie”. Archive for History of Exact Sciences (pp. 141-192). (/isis/citation/CBB000048186/) unapi

Book Notturno, Mark Amadeus (1985)
Objectivity, rationality, and the third realm: Justification and the grounds of psychologism: A study of Frege and Popper. (/isis/citation/CBB000048348/) unapi

Article Schüler, Wolfgang (1984)
Überlegung zu den Grundlegungsversuchen der Mathematik von Frege und Hilbert vom Standpunkt der Transzendentalphilosophie aus. Revue de Métaphysique et de Morale (p. 86). (/isis/citation/CBB000016610/) unapi

Book Baker, Gordon P.; Hacker, P. M. S. (1984)
Frege: Logical excavations. (/isis/citation/CBB000001982/) unapi

Book Frege, Gottlob (1984)
Collected papers on mathematics, logic, and philosophy. Edited by McGuinness, Brian. Translated by Max Black ... (/isis/citation/CBB000018696/) unapi

Book Schüler, Wolfgang (1983)
Grundlegungen der Mathematik in transzendentaler Kritik: Frege und Hilbert. (/isis/citation/CBB000007451/) unapi

Article Wright, Crispin (1983)
Recent work on Frege. Inquiry (pp. 363-381). (/isis/citation/CBB000000346/) unapi

Article Wagner, Steven (1983)
Frege's definition of number. Notre Dame Journal of Formal Logic (pp. 1-21). (/isis/citation/CBB000010926/) unapi