@INPROCEEDINGS{cheng13ijcai,
  author = {Eyke H\"ullermeier and Weiwei Cheng},
  title = {Preference-based {CBR}: general ideas and basic principles},
  booktitle = {Proceedings of the 23rd International Joint Conference on Artificial Intelligence (IJCAI-13)},
  pages = {3012--3016},
  year = {2013},
  editor = {Francesca Rossi},
  address = {Beijing, China},
  month = {August},
  publisher = {AAAI Press}
}