@inproceedings{gsk-etal-2011-empty,
    title = "Empty Categories in {H}indi Dependency Treebank: Analysis and Recovery",
    author = "GSK, Chaitanya  and
      Husain, Samar  and
      Mannem, Prashanth",
    editor = "Ide, Nancy  and
      Meyers, Adam  and
      Pradhan, Sameer  and
      Tomanek, Katrin",
    booktitle = "Proceedings of the 5th Linguistic Annotation Workshop",
    month = jun,
    year = "2011",
    address = "Portland, Oregon, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W11-0417/",
    pages = "134--142"
}