@InProceedings{lu-ng-lee:2009:EMNLP,
  author    = {Lu, Wei  and  Ng, Hwee Tou  and  Lee, Wee Sun},
  title     = {Natural Language Generation with Tree Conditional Random Fields},
  booktitle = {Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing},
  month     = {August},
  year      = {2009},
  address   = {Singapore},
  publisher = {Association for Computational Linguistics},
  pages     = {400--409},
  url       = {http://www.aclweb.org/anthology/D/D09/D09-1042}
}