@InProceedings{hassan-hassan-emam:2006:EMNLP,
  author    = {Hassan, Hany  and  Hassan, Ahmed  and  Emam, Ossama},
  title     = {Unsupervised Information Extraction Approach Using Graph Mutual Reinforcement},
  booktitle = {Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing},
  month     = {July},
  year      = {2006},
  address   = {Sydney, Australia},
  publisher = {Association for Computational Linguistics},
  pages     = {501--508},
  url       = {http://www.aclweb.org/anthology/W/W06/W06-1659}
}