@inproceedings{ijcai1997p26,
  title     = {Compiling Reasoning with and about Preferences into Default Logic},
  author    = {Delgrande, James P. and Schaub, Torsten},
  booktitle = {Proceedings of the Fifteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-97}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Martha E. Pollack},
  pages     = {168--174},
  year      = {1997},
  note      = {Automated Reasoning},
  url       = {https://ijcai.org/proceedings/1997/26},
}