@inproceedings{wang-etal-2015-ldtm,
    title = "{LDTM}: A Latent Document Type Model for Cumulative Citation Recommendation",
    author = "Wang, Jingang  and
      Song, Dandan  and
      Zhang, Zhiwei  and
      Liao, Lejian  and
      Si, Luo  and
      Lin, Chin-Yew",
    editor = "M{\`a}rquez, Llu{\'i}s  and
      Callison-Burch, Chris  and
      Su, Jian",
    booktitle = "Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing",
    month = sep,
    year = "2015",
    address = "Lisbon, Portugal",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D15-1066/",
    doi = "10.18653/v1/D15-1066",
    pages = "561--566"
}