Automating the software development process. - Roy H. Campbell; Hal S. Render; Robert N. Sum Jr.; Robert B. Terwilliger (ACM Conference on Computer Science, 1988)

CLEMMA: the design of a practical configuration librarian. - Hal S. Render; Roy H. Campbell (ICSM, 1988)

An Object-Oriented Model of Software Configuration Management. - Hal S. Render; Roy H. Campbell (SCM, 1991)

Gregor: A Model Object Base Supporting Software Configuration Management - Hal S. Render (1997)