@InProceedings{lu-roth:2012:ACL2012,
  author    = {Lu, Wei  and  Roth, Dan},
  title     = {Automatic Event Extraction with Structured Preference Modeling},
  booktitle = {Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)},
  month     = {July},
  year      = {2012},
  address   = {Jeju Island, Korea},
  publisher = {Association for Computational Linguistics},
  pages     = {835--844},
  url       = {http://www.aclweb.org/anthology/P12-1088}
}