Pytasz o publikację: Actes du Deuxieme Congres International de l'Union Internationale de Philosophie des Sciences. Proceedings of the Second International Congress of the International Union for the Philosophy of Science Zurich 1954. 4, Philosophie et science histoire de la philospohie=Philosophy and science history of philosophy. Paris : Editions du Griffon, 1954. 24/2014/85.