@InProceedings{bykh-EtAl:2013:BEA8,
  author    = {Bykh, Serhiy  and  Vajjala, Sowmya  and  Krivanek, Julia  and  Meurers, Detmar},
  title     = {Combining Shallow and Linguistically Motivated Features in Native Language Identification},
  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     = {197--206},
  url       = {http://www.aclweb.org/anthology/W13-1726}
}