- International Congress of Logic, Methodology and Philosophy of Science (7)
- International Union of the History and Philosophy of Science. Division of Logic, Methodology and Philosophy of Science (2)
- Suppes, Patrick, 1922- (2)
- Academia Republicii Socialiste România (1)
- Akademyah ha-leʾumit ha-Yiśreʾelit le-madaʿim (1)
- Bar-Hillel, Yehoshua (1)
- Barcan Marcus, Ruth (1)
- Butts, Robert E. (1)
- Cohen, L. Jonathan (Laurence Jonathan) (1)
- Dorn, Georg (1)
- Fenstad, Jens Erik (1)
- Frolov, Ivan Timofeevich (1)
- Hilpinen, Risto (1)
- Hintikka, Jaakko, 1929- (1)
- Nagel, Ernest, 1901- (1)
- Tarski, Alfred, 1902- (1)
- Universiṭah ha-ʿIvrit bi-Yerushalayim (1)
- Weingartner, Paul (1)