@inproceedings{lacey:2005:CS97,
   title = {A Simple Probabilistic Approach to Ranking Documents by Sentiment},
   author = {Lacey, Andrew},
   pages = {1--7},
   booktitle = {Proceedings of the Class of 2005 Senior Conference on Natural Language Processing},
   year      = 2005,
   address   = {Swarthmore, Pennsylvania},
}