1. Vector spaces as the basic components of interactive systems: towards a computer semiotics;Andersen;Hypermedia,1992
2. KidSim: programming agents without a programming language;Canfield Smith;Communications of The ACM,1994
3. Programming in Prolog;Clocksin,1984
4. The motion dynamic of snakes and worms;Miller;Computer Graphics,1988
5. Computer animation with scripts and actors;Reynolds;ACM SIGGRAPH ‘82 Proc.,1982