@InProceedings{liao-grishman:2010:PAPERS,
  author    = {Liao, Shasha  and  Grishman, Ralph},
  title     = {Filtered Ranking for Bootstrapping in Event Extraction},
  booktitle = {Proceedings of the 23rd International Conference on Computational Linguistics (Coling 2010)},
  month     = {August},
  year      = {2010},
  address   = {Beijing, China},
  publisher = {Coling 2010 Organizing Committee},
  pages     = {680--688},
  url       = {http://www.aclweb.org/anthology/C10-1077}
}