@InProceedings{beinborn-zesch-gurevych:2015:bea,
  author    = {Beinborn, Lisa  and  Zesch, Torsten  and  Gurevych, Iryna},
  title     = {Candidate evaluation strategies for improved difficulty prediction of language tests},
  booktitle = {Proceedings of the Tenth Workshop on Innovative Use of NLP for Building Educational Applications},
  month     = {June},
  year      = {2015},
  address   = {Denver, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {1--11},
  url       = {http://www.aclweb.org/anthology/W15-0601}
}