@INPROCEEDINGS{MelPenProWatWid04,
  AUTHOR =       {G. Melideo and P. Penna and G. Proietti and R. Wattenhofer and P. Widmayer},
  TITLE =        {Truthful mechanisms for generalized utilitarian problems},
  BOOKTITLE =    {Proc. of the 3rd IFIP International Conference on Theoretical Computer Science (IFIP-TCS},
  YEAR =         {2004},
  publisher =    {Kluwer},
  pages =        {165-180}
}