@InProceedings{yuan-EtAl:2015:SIGHAN-8,
  author    = {Yuan, Jiahong  and  Xu, Xiaoying  and  Lai, Wei  and  Ye, Weiping  and  Zhao, Xinru  and  Liberman, Mark},
  title     = {Sentence selection for automatic scoring of Mandarin proficiency},
  booktitle = {Proceedings of the Eighth SIGHAN Workshop on Chinese Language Processing},
  month     = {July},
  year      = {2015},
  address   = {Beijing, China},
  publisher = {Association for Computational Linguistics},
  pages     = {21--25},
  url       = {http://www.aclweb.org/anthology/W15-3104}
}