1. ADDEO, E.J.; DAYAO, A.B.; GELMAN, A.D.; MASSA, V.P. (1988): An Experimental Multi-Media Bridging System. In: SIGOIS Bulletin April/June 1988. S. 236–242.
2. New Perspectives on Human-Computer Interaction;LJ Bannon,1986
3. PROGRIS Projektgruppe Informationssysteme;Berkom,1987
4. CHRISTODOULAKIS, Stavros; GRAHAM, Stephen (1988): Browsing Within Time-Driven Multimedia Documents. In: SIGOIS Bulletin April/June 1988. S. 219–227.
5. CONKLIN, J. (1987): Hypertext: An Introduction and Survey. In: IEEE Computer, Vol. 20, No. 9. S. 17–41.