Multimodal response planning: an adaptive rule based approach. - Robert A. Gargan Jr.; Joseph W. Sullivan; Sherman W. Tyler (CHI, 1988)

Synergistic use of direct manipulation and natural language. - Philip R. Cohen; Mary Dalrymple; Douglas B. Moran; Fernando C. N. Pereira; Joseph W. Sullivan; Robert A. Gargan Jr.; Jon L. Schlossberg; Sherman W. Tyler (CHI, 1989)

The acquisition, verification, and explanation of design knowledge. - Charles Kellogg; Robert A. Gargan Jr.; William S. Mark; James McGuire; Michael Pontecorvo; Jon Schlossberg; Joseph W. Sullivan; Michael R. Genesereth; Narinder Singh (SIGART Newsl., 1989)