T. Richards, G. Webb, and N. Craske. Proceedings of the IFIP TC3 Working Conference on Artificial Intelligence Tools in Education, page 203-219. North-Holland, Amsterdam, Elsevier, (1988)
G. Webb, G. Cumming, T. Richards, and K. Yum. Proceedings of the Seventh Annual Conference of the Australian Society for Computers in Learning in Tertiary Education (ASCILITE '89), page 408-420. Gold Coast, Bond University, (1989)
G. Webb, G. Cumming, T. Richards, and K. Yum. Proceedings of the IFIP TC3 International Conference on Advanced Research on Computers in Education (ARCE'90), page 101-108. Amsterdam, Elsevier, (1990)
T. Richards, and G. Webb. Proceedings of the Tenth Western Educational Computing Conference (WECC'85), page 151-157. North Hollywood, CA, : Western Periodicals Company, (1985)
T. Richards, R. Hooke, and G. Webb. Proceedings of the First Annual Computer-Assisted Learning in Tertiary Education Conference (CALITE'83), page 282-293. Brisbane, University of Queensland, (1983)
T. Richards, G. Webb, and S. Bodnar. Proceedings of the Second Annual Computer-Assisted Learning in Tertiary Education Conference (CALITE'84), page 232-235. Brisbane, University of Queensland, (1984)