@inproceedings{Ibrahim:2003:IWP,
  author = {Ibrahim, Ali  and  Katz, Boris  and  Lin, Jimmy},
  title  = {Extracting Structural Paraphrases from Aligned Monolingual Corpora},
  booktitle = {Proceedings of the Second International Workshop on Paraphrasing},
  editor = {Kentaro Inui and Ulf Hermjakob},
  url    = {http://www.aclweb.org/anthology/W03-1608.pdf},
  year   = 2003,
  pages  = {57--64}
}