R. E. Vesley. A palatable substitute for Kripke's schema. Intuitionism and proof theory, Proceedings of the summer conference at Buffalo N.Y. 1968, edited by A. Kino, J. Myhill, and R. E. Vesley, Studies in logic and the foundations of mathematics, North-Holland Publishing Company, Amsterdam and London
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1974 ◽
Vol 39
(2)
◽
pp. 334-334