@InProceedings{grave-obozinski-bach:2013:CoNLL-2013,
  author    = {Grave, Edouard  and  Obozinski, Guillaume  and  Bach, Francis},
  title     = {Hidden Markov tree models for semantic class induction},
  booktitle = {Proceedings of the Seventeenth Conference on Computational Natural Language Learning},
  month     = {August},
  year      = {2013},
  address   = {Sofia, Bulgaria},
  publisher = {Association for Computational Linguistics},
  pages     = {94--103},
  url       = {http://www.aclweb.org/anthology/W13-3511}
}