@inproceedings{baker-gillick-1991-progress, title = "Progress Report for {DARPA} {SLS} Program at {D}ragon {S}ystems, {I}nc.", author = "Baker, Janet and Gillick, Larry", booktitle = "Speech and Natural Language: Proceedings of a Workshop Held at Pacific Grove, California, {F}ebruary 19-22, 1991", year = "1991", url = "https://preview.aclanthology.org/fix-sig-urls/H91-1088/" }