@inproceedings{gessler-etal-2019-discourse,
    title = "A Discourse Signal Annotation System for {RST} Trees",
    author = "Gessler, Luke  and
      Liu, Yang  and
      Zeldes, Amir",
    editor = "Zeldes, Amir  and
      Das, Debopam  and
      Galani, Erick Maziero  and
      Antonio, Juliano Desiderato  and
      Iruskieta, Mikel",
    booktitle = "Proceedings of the Workshop on Discourse Relation Parsing and Treebanking 2019",
    month = jun,
    year = "2019",
    address = "Minneapolis, MN",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W19-2708/",
    doi = "10.18653/v1/W19-2708",
    pages = "56--61"
}