@inproceedings{hassan-etal-2006-unsupervised,
    title = "Unsupervised Information Extraction Approach Using Graph Mutual Reinforcement",
    author = "Hassan, Hany  and
      Hassan, Ahmed  and
      Emam, Ossama",
    editor = "Jurafsky, Dan  and
      Gaussier, Eric",
    booktitle = "Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing",
    month = jul,
    year = "2006",
    address = "Sydney, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest_wac_2008/W06-1659/",
    pages = "501--508"
}