Fred Sommers. On a Fregean dogma. Problems in the philosophy of mathematics, Proceedings of the International Colloquium in the Philosophy of Science, London, 1965, volume 1, edited by Imre Lakatos, Studies in logic and the foundations of mathematics, North-Holland Publishing Company, Amsterdam
1967, pp. 47–62.
1974 ◽
Vol 39
(2)
◽
pp. 360-361