@inproceedings{ijcai2009p254,
  title     = {Detection of Imperative and Declarative Question-Answer Pairs in Email Conversations},
  author    = {Kwong, Helen and Yorke-Smith, Neil},
  booktitle = {Proceedings of the Twenty-First International Joint Conference on
               Artificial Intelligence, {IJCAI-09}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Hiroaki Kitano},
  pages     = {1519--1523},
  year      = {2009},
  url       = {https://ijcai.org/proceedings/2009/254},
}