@InProceedings{oliveira-EtAl:2013:IJCNLP,
  author    = {Oliveira, Francisco  and  Wong, Derek F.  and  Chao, Lidia S.  and  Tian, Liang  and  He, Liangye},
  title     = {Influence of Part-of-Speech and Phrasal Category Universal Tag-set in Tree-to-Tree Translation Models},
  booktitle = {Proceedings of the Sixth International Joint Conference on Natural Language Processing},
  month     = {October},
  year      = {2013},
  address   = {Nagoya, Japan},
  publisher = {Asian Federation of Natural Language Processing},
  pages     = {907--911},
  url       = {http://www.aclweb.org/anthology/I13-1116}
}