Rafael Hirschfeld. Making Electronic Refunds Safer. In Ernest F. Brickell, editor, Advances in Cryptology - CRYPTO 92, 12th Annual International Cryptology Conference, Santa Barbara, California, USA, August 16-20, 1992, Proceedings. Volume 740 of Lecture Notes in Computer Science, pages 106-112, Springer, 1992. [doi]
Abstract is missing.