@article{DBLP:journals/ci/DelgrandeSTW04,
  author = {Delgrande, James P. and Schaub, Torsten and Tompits, Hans and Wang, Kewen},
  title = {A Classification and Survey of Preference Handling Approaches in Nonmonotonic Reasoning},
  journal = {Computational Intelligence},
  volume = {20},
  number = {2},
  pages = {308--334},
  year = {2004}
}