@inproceedings{yamada-etal-2021-transformer,
    title = "Transformer-based Lexically Constrained Headline Generation",
    author = "Yamada, Kosuke  and
      Hitomi, Yuta  and
      Tamori, Hideaki  and
      Sasano, Ryohei  and
      Okazaki, Naoaki  and
      Inui, Kentaro  and
      Takeda, Koichi",
    editor = "Moens, Marie-Francine  and
      Huang, Xuanjing  and
      Specia, Lucia  and
      Yih, Scott Wen-tau",
    booktitle = "Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing",
    month = nov,
    year = "2021",
    address = "Online and Punta Cana, Dominican Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.emnlp-main.335/",
    doi = "10.18653/v1/2021.emnlp-main.335",
    pages = "4085--4090"
}