@InProceedings{nguyen-EtAl:2017:ACL-2017-System-Demonstrations,
  author    = {Nguyen, Tuan Duc  and  Mai, Khai  and  Pham, Thai-Hoang  and  Nguyen, Minh Trung  and  Nguyen, Truc-Vien T.  and  Eguchi, Takashi  and  Sasano, Ryohei  and  Sekine, Satoshi},
  title     = {Extended Named Entity Recognition API and Its Applications in Language Education},
  booktitle = {Proceedings of ACL 2017, System Demonstrations},
  month     = {July},
  year      = {2017},
  address   = {Vancouver, Canada},
  publisher = {Association for Computational Linguistics},
  pages     = {37--42},
  url       = {http://aclweb.org/anthology/P17-4007}
}