@InProceedings{mohammad-kiritchenko-zhu:2013:SemEval-2013,
  author    = {Mohammad, Saif  and  Kiritchenko, Svetlana  and  Zhu, Xiaodan},
  title     = {NRC-Canada: Building the State-of-the-Art in Sentiment Analysis of Tweets},
  booktitle = {Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 2: Proceedings of the Seventh International Workshop on Semantic Evaluation (SemEval 2013)},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {321--327},
  url       = {http://www.aclweb.org/anthology/S13-2053}
}