@InProceedings{amancio-EtAl:2010:TextGraphs,
  author    = {Amancio, Diego Raphael  and  Fabbri, Renato  and  Oliveira Jr., Osvaldo Novais  and  Nunes, Maria das Gra\c{c}as Volpe  and  Costa, Luciano da Fontoura},
  title     = {Distinguishing between Positive and Negative Opinions with Complex Network Features},
  booktitle = {Proceedings of TextGraphs-5 - 2010 Workshop on Graph-based Methods for Natural Language Processing},
  month     = {July},
  year      = {2010},
  address   = {Uppsala, Sweden},
  publisher = {Association for Computational Linguistics},
  pages     = {83--87},
  url       = {http://www.aclweb.org/anthology/W10-2313}
}