Issues in the development of natural language front-ends. - James A. Hendler; Thomas P. Kehler; Paul Roller Michaelis; Brian Phillips; Kenneth M. Ross; Harry R. Tennant (AFIPS National Computer Conference, 1981)

Concise natural language interaction (abstract only). - Paul Roller Michaelis; James A. Hendler (CHI (2), 1981)

Research at Texas Instruments, Inc. - William M. Fisher; James A. Hendler; Thomas P. Kehler; Paul Roller Michaelis; James R. Miller; Brian Phillips; Kenneth M. Ross; Shirley Steele; Harry R. Tennant; Craig W. Thompson (SIGART Newsl., 1982)

The effects of limited grammar on interactive natural language. - James A. Hendler; Paul Roller Michaelis (CHI, 1983)