@inproceedings{ijcai2007p327,
  title     = {Progression of Situation Calculus Action Theories with Incomplete Information},
  author    = {Vassos, Stavros and Levesque, Hector J.},
  booktitle = {Proceedings of the Twentieth International Joint Conference on
               Artificial Intelligence, {IJCAI-07}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Ramon López de Mántaras},
  pages     = {2029--2023},
  year      = {2007},
  url       = {https://ijcai.org/proceedings/2007/327},
}