Robust man-machine interfaces and dialog modelling: Carnegie-Mellon University. - W. Mark Boggs; Jaime G. Carbonell; Robert E. Frederking; Philip J. Hayes; George V. Mouradian; Donald W. Kosy; Michael L. Mauldin; Hiromichi Fujisawa (SIGART Newsl., 1982)

The XCALIBUR Project: A Natural Language Interface to Expert Systems. - Jaime G. Carbonell; W. Mark Boggs; Michael L. Mauldin; Peter G. Anick (IJCAI, 1983)