Karen Valley. Explanation in Expert System Shells: A Tool for Exploration and Learning. In Claude Frasson, Gilles Gauthier, Gordon I. McCalla, editors, Intelligent Tutoring Systems, Second International Conference, ITS 92, Montréal, Canada, June 10-12, 1992, Proceedings. Volume 608 of Lecture Notes in Computer Science, pages 601-614, Springer, 1992.
Abstract is missing.