@InProceedings{Ibanez-Ohtani:2014:PACLIC,
  author    = {M. Pilar Valverde-Ibanez and Akira Ohtani},
  title     = {Annotating Article Errors in Spanish Learner Texts: Design and Evaluation of an Annotation Scheme},
  booktitle = {Proceedings of the 28th Pacific Asia Conference on Language, Information, and Computation},
  month     = {December},
  year      = {2014},
  address   = {Phuket,Thailand},
  publisher = {Department of Linguistics, Chulalongkorn University},
  pages     = {234--243},
  url       = {http://www.aclweb.org/anthology/Y14-1029}
}