@InProceedings{wong-EtAl:2012:PAPERS,
  author    = {Wong, Wilson  and  Cavedon, Lawrence  and  Thangarajah, John  and  Padgham, Lin},
  title     = {Strategies for Mixed-Initiative Conversation Management using Question-Answer Pairs},
  booktitle = {Proceedings of COLING 2012},
  month     = {December},
  year      = {2012},
  address   = {Mumbai, India},
  publisher = {The COLING 2012 Organizing Committee},
  pages     = {2821--2834},
  url       = {http://www.aclweb.org/anthology/C12-1172}
}