@inproceedings{ijcai2001p11,
  title     = {A Complete Classification of Complexity in Allens Algebra in the Presence of a Non-Trivial Basic Relation},
  author    = {Krokhin, Andrei A. and Jeavons, Peter and Jonsson, Peter},
  booktitle = {Proceedings of the Seventeenth International Joint Conference on
               Artificial Intelligence, {IJCAI-01}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  pages     = {83--87},
  year      = {2001},
  url       = {https://ijcai.org/proceedings/2001/11},
}