@inproceedings{van-der-plas-tiedemann-2008-using,
    title = "Using Lexico-Semantic Information for Query Expansion in Passage Retrieval for Question Answering",
    author = {van der Plas, Lonneke  and
      Tiedemann, J{\"o}rg},
    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/W08-1807/",
    pages = "50--57"
}