@inproceedings{lascarides-asher-1991-discourse, title = "Discourse Relations and Defeasible Knowledge", author = "Lascarides, Alex and Asher, Nicholas", booktitle = "29th Annual Meeting of the Association for Computational Linguistics", month = jun, year = "1991", address = "Berkeley, California, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/P91-1008/", doi = "10.3115/981344.981352", pages = "55--62" }