@inproceedings{ChevaleyreEtAlIJCAI2005,
  author =        {Yann Chevaleyre and Ulle Endriss and Nicolas Maudet},
  title =         {On Maximal Classes of Utility Functions for Efficient one-to-one Negotiation},
  booktitle =     {Proceedings of the 19th International Joint Conference on Artificial Intelligence (IJCAI-2005)},
  pages =         {941--946},
  month =         {August},
  year =          {2005}
}