Multi-Hop Transformer for Document-Level Machine Translation Long Zhang author Tong Zhang author Haibo Zhang author Baosong Yang author Wei Ye author Shikun Zhang author 2021-06 text Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Kristina Toutanova editor Anna Rumshisky editor Luke Zettlemoyer editor Dilek Hakkani-Tur editor Iz Beltagy editor Steven Bethard editor Ryan Cotterell editor Tanmoy Chakraborty editor Yichao Zhou editor Association for Computational Linguistics Online conference publication zhang-etal-2021-multi 10.18653/v1/2021.naacl-main.309 https://aclanthology.org/2021.naacl-main.309/ 2021-06 3953 3963