C.  Bouras, Kapoulas, V., Spirakis, P., Lampsas, P., Tatakis, A., Kontogiannis, S., ??? Fotakis, D., ?????., ?Using Multimedia/Hypermedia Tools over Networks for Distance Education and Training?, Journal of Educational Technology Review - ETR, AACE, No. 7, ??  20 - 26, 1997.