Persona

Monografia (1989) Computer assisted learning : 2nd International Conference, ICCAL '89 : Dallas, TX, USA, May 9–11, 1989 : proceedings
Monografia (1995) Educational multimedia and hypermedia, 1995 : proceedings of ED–MEDIA 95 : world conference on Educational Multimedia and Hypermedia : Graz, Austria; June 17–21, 1995