Bar-Hillel, Yehoshua,

Mathematical logic and foundations of set theory = Proceedings of an international colloquium under the auspices of the Israel Academy of Sciences and Humanities, Jerusalem, 11-14 November 1968. by: Bar-Hillel, Yehoshua,; Aḳademyah ha-leʼumit ha-Yiśreʼelit le-madaʻim.; Einstein Institute of Mathematics.; Workshop on the Preservation of Stability under Discretization ((2001 :); International Mathematical Union. (Language materials, printed)

Foundations of set theory by: Bar-Hillel, Yehoshua,; Fraenkel, Abraham Adolf, (1891-1965.); Lévy, Azriel, (1934-) (Language materials, printed)