@InProceedings{bethard-EtAl:2012:BEA,
  author    = {Bethard, Steven  and  Okoye, Ifeyinwa  and  Sultan, Md. Arafat  and  Hang, Haojie  and  Martin, James H.  and  Sumner, Tamara},
  title     = {Identifying science concepts and student misconceptions in an interactive essay writing tutor},
  booktitle = {Proceedings of the Seventh Workshop on Building Educational Applications Using NLP},
  month     = {June},
  year      = {2012},
  address   = {Montr\'{e}al, Canada},
  publisher = {Association for Computational Linguistics},
  pages     = {12--21},
  url       = {http://www.aclweb.org/anthology/W12-2002}
}