The management of uncertainty in commercial expert system building tools. - Terry D. Escamilla; Dick B. Simmons; Newton C. Ellis (TAI, 1990)

Expert system building tools. - Dick B. Simmons; Terry D. Escamilla; Newton C. Ellis (COMPSAC, 1991)

Manager Associate. - Dick B. Simmons; Newton C. Ellis; Terry D. Escamilla (IEEE Trans. Knowl. Data Eng., 1993)