@InProceedings{liu-EtAl:2013:IJCNLP2,
  author    = {Liu, Zhiguang  and  Dong, Xishuang  and  Guan, Yi  and  Yang, Jinfeng},
  title     = {Reserved Self-training: A Semi-supervised Sentiment Classification Method for Chinese Microblogs},
  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     = {455--462},
  url       = {http://www.aclweb.org/anthology/I13-1052}
}