R. Gaizauskas, R. Evans, L. Cahill, J. Richardson, and J. Walker. Proceedings of the International Conference on Artificial Intelligence Applications in Transportation Engineering, page 79--98. Institute of Transportation Studies, Univerity of California, Irvine, (1992)
R. Gaizauskas, R. Evans, L. Cahill, J. Richardson, and J. Walker. Conference Preprints of the International Conference on Artificial Intelligence Applications in Transportation Engineering, San Buenaventura, California, (1992)
D. Richardson, and A. Wolf. Joint proceedings of the second international software architecture workshop (ISAW-2) and international workshop on multiple perspectives in software development (Viewpoints '96) on SIGSOFT'96 workshops, page 68--71. ACM Press, (1996)