@Article{Pang2008,
  author = {Pang, Bo and Lee, Lillian},
  title  = {Opinion mining and sentiment analysis},
  journal = {Foundations and Trends® in Information Retrieval},
  year   = {2008},
  number = {1-2},
  url    = {http://www.cs.cornell.edu/home/llee/omsa/omsa-published.pdf},

  const  = {\ text}
}
@Inproceedings{1034693,
  author = {Lee, Lillian},
  title  = {Measures of distributional similarity},

  year   = {1999},
  number = {},
  url    = {http://portal.acm.org/citation.cfm?id=1034693&dl=},
  doi = {http://dx.doi.org/10.3115/1034678.1034693},
  const  = {\ text}
}