Organizational issues of effective maintenance management. - Gary L. Richardson; Charles W. Butler (AFIPS National Computer Conference, 1983)

Knowledge-Based Systems in the Commercial Environment. - Earl D. Hodil; Charles W. Butler; Gary L. Richardson (IBM Syst. J., 1986)

Building Knowledge-Based Systems with Procedural Languages. - Charles W. Butler; Earl D. Hodil; Gary L. Richardson (IEEE Expert, 1988)

Comparison of internal processing of different network paradigms. - Maureen Caudill; Charles W. Butler (Neural Networks, 1988)

Design Complexity Measurement and Testing. - Thomas J. McCabe; Charles W. Butler (Commun. ACM, 1989)

Naturally intelligent systems. - Maureen Caudill; Charles W. Butler (MIT Press, 1992)

Choice of Software Development Methodologies: Do Organizational, Project, and Team Characteristics Matter? - Leo R. Vijayasarathy; Charles W. Butler (IEEE Softw., 2016)