1. TORNADO: A DBMS for CAD/CAM systems;Ulfsby;Computer-Aided Design,1979
2. PHIDAS - A database management system for CAD/CAM software;Fischer;Computer-Aided Design,1979
3. RIM - A prototype for a relational information management system;Comfort,1978
4. Computer-aided design and computer science technology;Fulton,1976
5. Data definition, structures, and management in scientific computing;Browne,1976