1. L. Orozco-Barbosa and N. D. Georganas, “Multimedia Services and Applications”, European Trans on Telecommun. and Related Technologies,vol. II, pp. 5–19, No. JAN/FEB 1/1991.
2. R. Kositpaiboon, P. Tsingotjidis, L. Orozco-Barbosa• and N.D. Georganas, “Packetized Radiographic Image Transfers over Local Area Networks for Diagnosis and Conferencing”, IEEE Journal on Select. Areas on Commun, vol. 7, no. 5, pp. 842856, June 1989.
3. ISO, Information Processing - Text and Office Systems. Office Document Architecture (ODA) and interchange Format (ODIF), Part one to eight, International Standard 8613, March 1988.
4. ISO/IEC - Committee Draft International Standard 10744 - Information Technology -“Hypermedia/Time-based Structuring Language (HyTime)”, April 1991
5. ISO MHEG Working document “S” - ISO/IEC JTC1/SC29/WG12, Jan. 1992.