Koji Hasebe, Mitsuhiro Okada. Formal Analysis of the ::::i::::KP Electronic Payment Protocols. In Mitsuhiro Okada, Benjamin C. Pierce, Andre Scedrov, Hideyuki Tokuda, Akinori Yonezawa, editors, Software Security -- Theories and Systems, Mext-NSF-JSPS International Symposium, ISSS 2002, Tokyo, Japan, November 8-10, 2002, Revised Papers. Volume 2609 of Lecture Notes in Computer Science, pages 441-460, Springer, 2002. [doi]