1. Bown, H. G., O’Brien, C. D., Sawchuk, W., & Storey, J. R. A general description of Telidon: A Canadian proposalfor Videotex systems (CRC Technical Note No. 697-E). Ottawa: Dept. of Communications, Canada, 1978.
2. Bown, H. G., O’Brien, C. D., Warburton, R. E., & Thorgeirson, G. W. System independence for interactive computer graphics application programs. Proceedings of the 4th Man-Computer Communications Conference, Ottawa, May 1975.
3. Fedida, S. Viewdata: An interactive information service for the general public, Proceedings of the European Computing Conference on Communications Networks, 1975.
4. Snyder, H. L., & Maddox, M. Information transfer from computer-generated dot-matrix displays (Report No. HFL-78–3/ARO-78–1). Research Triangle Park, N. C.: U.S. Army Research Office, 1978.