@InProceedings{zampieri-EtAl:2015:SemEval,
  author    = {Zampieri, Marcos  and  Ciobanu, Alina Maria  and  Niculae, Vlad  and  Dinu, Liviu P.},
  title     = {AMBRA: A Ranking Approach to Temporal Text Classification},
  booktitle = {Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015)},
  month     = {June},
  year      = {2015},
  address   = {Denver, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {851--855},
  url       = {http://www.aclweb.org/anthology/S15-2144}
}