Antony Galton, Richard C. Meathrel. Qualitative Outline Theory. In Thomas Dean, editor, Proceedings of the Sixteenth International Joint Conference on Artificial Intelligence, IJCAI 99, Stockholm, Sweden, July 31 - August 6, 1999. 2 Volumes, 1450 pages. pages 1061-1066, Morgan Kaufmann, 1999.
Abstract is missing.