Logic Programming '89 Proceedings of the 8th Conference, Tokyo, Japan, July 12-14, 1989 Furukawa Koichi Heftet / 1991 / Engelsk
Logic Programming '87 Proceedings of the 6th Conference Tokyo, Japan, June 22-24, 1987 Furukawa Koichi Heftet / 1988 / Engelsk
Logic Programming '88 Proceedings of the 7th Conference, Tokyo, Japan, April 11-14, 1988 Furukawa Koichi Heftet / 1989 / Engelsk
