@InProceedings{sagot-satta:2010:ACL,
  author    = {Sagot, Beno\^{i}t  and  Satta, Giorgio},
  title     = {Optimal Rank Reduction for Linear Context-Free Rewriting Systems with Fan-Out Two},
  booktitle = {Proceedings of the 48th Annual Meeting of the Association for Computational Linguistics},
  month     = {July},
  year      = {2010},
  address   = {Uppsala, Sweden},
  publisher = {Association for Computational Linguistics},
  pages     = {525--533},
  url       = {http://www.aclweb.org/anthology/P10-1054}
}