@inproceedings{ijcai2009p21,
  title     = {Algorithms and Complexity Results for Pursuit-Evasion Problems},
  author    = {Borie, Richard B. and Tovey, Craig A. and Koenig, Sven},
  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     = {59--65},
  year      = {2009},
  url       = {https://ijcai.org/proceedings/2009/21},
}