1. Graphical communication and control languages;Roberts,1965
2. Compound data structure for computer aided design; a survey;Gray,1967
3. The general ring processor;MacCallum;Progress Rep. Sept. 1967 to Ministry of Technology “Application of interactive computer displays to ship design”,1967
4. ICES System Design;Ross,1966
5. A survey of data structures for computer graphics systems;Williams;Computing Surveys,1971