Jeffrey J. P. Tsai, Thomas J. Weigert, Hung-Chin Jang. A hybrid knowledge representation as a basis of requirement specification and reasoning. In Proceedings of the 2nd International IEEE Conference on Tools for Artificial Intelligence, TAI 1990, Herndon, VA, USA, November 6-9, 1990. pages 70-76, IEEE, 1990. [doi]
Abstract is missing.