@inproceedings{frederking-1981-rule, title = "A Rule-based Conversation Participant", author = "Frederking, Robert E.", booktitle = "19th Annual Meeting of the Association for Computational Linguistics", month = jun, year = "1981", address = "Stanford, California, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/Add-Cong-Liu-Florida-Atlantic-University-author-id/P81-1018/", doi = "10.3115/981923.981945", pages = "83--87" }