Barbara Di Eugenio Johanna D. Moore Pamela W. Jordan Richmond H. Thomason An Empirical Investigation of Proposals in Collaborative Dialogues. 325-329 1998 conf/acl/1998 COLING-ACL db/conf/acl/acl98.html#EugenioMJT98 https://aclanthology.org/P98-1052/ https://doi.org/10.3115/980845.980899 https://www.wikidata.org/entity/Q57446260