Language Systems, Inc. Description of the DBG System as Used for MUC-3 Christine A Montgomery author Bonnie Glover Stalls author Robert S Belvin author Robert E Stumberger author 1991 text Third Message Understanding Conference (MUC-3): Proceedings of a Conference Held in San Diego, California, May 21-23, 1991 conference publication montgomery-etal-1991-language-systems https://aclanthology.org/M91-1026/ 1991