@InProceedings{tsvetkov-EtAl:2013:BEA8,
  author    = {Tsvetkov, Yulia  and  Twitto, Naama  and  Schneider, Nathan  and  Ordan, Noam  and  Faruqui, Manaal  and  Chahuneau, Victor  and  Wintner, Shuly  and  Dyer, Chris},
  title     = {Identifying the L1 of non-native writers: the CMU-Haifa system},
  booktitle = {Proceedings of the Eighth Workshop on Innovative Use of NLP for Building Educational Applications},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia},
  publisher = {Association for Computational Linguistics},
  pages     = {279--287},
  url       = {http://www.aclweb.org/anthology/W13-1736}
}