A microprogrammed implementation of an architecture simulation language. - William C. Hopkins; Gary Davidian (MICRO, 1977)

Target-independent high-level microprogramming. - William C. Hopkins; M. J. Horton; C. S. Arnold (MICRO, 1985)

OR-Parallel Speed-Up in Natural Language Processing: A Case Study. - Lynette Hirschman; William C. Hopkins; Robert C. Smith (ICLP/SLP, 1988)