@InProceedings{dang-lin:2007:ACLMain,
  author    = {Dang, Hoa Trang  and  Lin, Jimmy},
  title     = {Different Structures for Evaluating Answers to Complex Questions: Pyramids Won't Topple, and Neither Will Human Assessors},
  booktitle = {Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics},
  month     = {June},
  year      = {2007},
  address   = {Prague, Czech Republic},
  publisher = {Association for Computational Linguistics},
  pages     = {768--775},
  url       = {http://www.aclweb.org/anthology/P07-1097}
}