@Book{NLP-TEA:2015,
  editor    = {Hsin-Hsi Chen  and  Yuen-Hsien Tseng  and  Yuji Matsumoto  and  Lung Hsiang Wong},
  title     = {Proceedings of the 2nd Workshop on Natural Language Processing Techniques for Educational Applications},
  month     = {July},
  year      = {2015},
  address   = {Beijing, China},
  publisher = {Association for Computational Linguistics},
  url       = {http://www.aclweb.org/anthology/W15-44}
}