Language Systems Inc: Description of the DBG System as Used for MUC-5 Christine A Montgomery author Robert E Stumberger author Bonnie Glover Stalls author Naicong Li author Robert S Belvin author Susan Hirsh Litenatsky author 1993 text Fifth Message Understanding Conference (MUC-5): Proceedings of a Conference Held in Baltimore, Maryland, August 25-27, 1993 conference publication montgomery-etal-1993-language https://aclanthology.org/M93-1012/ 1993