@InProceedings{nesson-satta-shieber:2008:ACLMain,
  author    = {Nesson, Rebecca  and  Satta, Giorgio  and  Shieber, Stuart M.},
  title     = {Optimal $k$-arization of Synchronous Tree-Adjoining Grammar},
  booktitle = {Proceedings of ACL-08: HLT},
  month     = {June},
  year      = {2008},
  address   = {Columbus, Ohio},
  publisher = {Association for Computational Linguistics},
  pages     = {604--612},
  url       = {http://www.aclweb.org/anthology/P/P08/P08-1069}
}