@Inproceedings{brew2010using,
  author = {Brew, Anthony and Greene, Derek and Cunningham, Pádraig},
  title  = {Using Crowdsourcing and Active Learning to Track Sentiment in Online Media},

  year   = {2010},
  number = {},
  url    = {http://dl.acm.org/citation.cfm?id=1860967.1860997},

  const  = {\ text}
}