@InProceedings{somasundaran-EtAl:2006:Frontiers,
  author    = {Somasundaran, Swapna  and  Wiebe, Janyce  and  Hoffmann, Paul  and  Litman, Diane},
  title     = {Manual Annotation of Opinion Categories in Meetings},
  booktitle = {Proceedings of the Workshop on Frontiers in Linguistically Annotated Corpora 2006},
  month     = {July},
  year      = {2006},
  address   = {Sydney, Australia},
  publisher = {Association for Computational Linguistics},
  pages     = {54--61},
  url       = {http://www.aclweb.org/anthology/W/W06/W06-0607}
}