@InProceedings{surdeanu-ciaramita-zaragoza:2008:ACLMain,
  author    = {Surdeanu, Mihai  and  Ciaramita, Massimiliano  and  Zaragoza, Hugo},
  title     = {Learning to Rank Answers on Large Online {QA} Collections},
  booktitle = {Proceedings of ACL-08: HLT},
  month     = {June},
  year      = {2008},
  address   = {Columbus, Ohio},
  publisher = {Association for Computational Linguistics},
  pages     = {719--727},
  url       = {http://www.aclweb.org/anthology/P/P08/P08-1082}
}