@inproceedings{khalid-verberne-2008-passage,
    title = "Passage Retrieval for Question Answering using Sliding Windows",
    author = "Khalid, Mahboob  and
      Verberne, Suzan",
    editor = "Greenwood, Mark A.",
    booktitle = "Coling 2008: Proceedings of the 2nd workshop on Information Retrieval for Question Answering",
    month = aug,
    year = "2008",
    address = "Manchester, UK",
    publisher = "Coling 2008 Organizing Committee",
    url = "https://preview.aclanthology.org/fix-sig-urls/W08-1804/",
    pages = "26--33"
}