1989 journal article
Bar Codes on the Job Site
ID Systems, 32–36.
1989 conference paper
Bar codes in construction management
Proceedings of the ID EXPO Conference and Exhibition, 110/1–1108. Los Angeles, CA: ID Systems Magazine.
1988 conference paper
CIMS: A Construction Information Management System
Computing in civil engineering: Microcomputers to supercomputers: Proceedings of the fifth conference, Radisson Mark Plaza Hotel, Alexandria, Virginia, March 29-31, 1988, 33–45. Alexandria, VA: American Society of Civil Engineers.