@inproceedings{luo-2021-donkey, title = "Donkey Anaphora: Type-Theoretic Semantics with Both Strong and Weak Sums", author = "Luo, Zhaohui", editor = "Chatzikyriakidis, Stergios and Osswald, Rainer", booktitle = "Proceedings of the ESSLLI 2021 Workshop on Computing Semantics with Types, Frames and Related Structures", month = jul, year = "2021", address = "Utrecht, The Netherlands (online)", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/2021.cstfrs-1.5/", pages = "45--52" }