Cbase 1.0: a CAD database for VLSI circuits using object oriented technology. - Melvin A. Breuer; Wesley H. Cheng; Rajiv Gupta 002; Ido Hardonag; Ellis Horowitz; S. Y. Lin (ICCAD, 1988)

An Object-Oriented VLSI CAD Framework: A Case Study in Rapid Prototyping. - Rajiv Gupta 002; Wesley H. Cheng; Rajesh Gupta 003; Ido Hardonag; Melvin A. Breuer (Computer, 1989)