A. S. Troelstra. Notions of realizability for intuitionistic arithmetic and intuitionistic arithmetic in all finite types. Proceedings of the Second Scandinavian Logic Symposium, edited by J. E. Fenstad, North-Holland Publishing Company, Amsterdam and London 1971, pp. 369–405.
C. Smoryński · Journal of Symbolic Logic · 1975
A. S. Troelstra. Notions of realizability for intuitionistic arithmetic and intuitionistic arithmetic in all finite types. Proceedings of the Second Scandinavian Logic Symposium, edited by J. E. Fenstad, North-Holland Publishing Company, Amsterdam and London 1971, pp. 369–405. - Volume 40 Issue 4