@InProceedings{Lai-Bird:2004:ALTA2004,
  author    = {Catherine Lai and Steven Bird},
  title     = {Querying and Updating Treebanks: A Critical Survey and Requirements Analysis},
  booktitle = {Proceedings of the Australasian Language Technology Workshop 2004},
  month     = {December},
  year      = {2004},
  address   = {Sydney, Australia},
  pages     = {139-146},
  url       = {http://www.aclweb.org/anthology/U/U04/U04-1019},
  urlALTA   = {http://www.alta.asn.au/events/altw2004/publication/04-22.pdf}
}