Jan A. Bergstra, Jan Willem Klop. A formalized proof system for total correctness of while programs. In Mariangiola Dezani-Ciancaglini, Ugo Montanari, editors, International Symposium on Programming, 5th Colloquium, Torino, Italy, April 6-8, 1982, Proceedings. Volume 137 of Lecture Notes in Computer Science, pages 26-36, Springer, 1982.
Abstract is missing.