@InProceedings{nederhof-satta:2006:HLT-NAACL06-Main,
  author    = {Nederhof, Mark-Jan  and  Satta, Giorgio},
  title     = {Estimation of Consistent Probabilistic Context-free Grammars},
  booktitle = {Proceedings of the Human Language Technology Conference of the NAACL, Main Conference},
  month     = {June},
  year      = {2006},
  address   = {New York City, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {343--350},
  url       = {http://www.aclweb.org/anthology/N/N06/N06-1044}
}