@inproceedings{DBLP:conf/atal/BrandtBFH09,
  author    = {Felix Brandt and
               Markus Brill and
               Felix A. Fischer and
               Paul Harrenstein},
  title     = {Computational aspects of Shapley's saddles},
  booktitle = {AAMAS (1)},
  year      = {2009},
  pages     = {209-216},
  ee        = {http://doi.acm.org/10.1145/1558013.1558042},
  crossref  = {DBLP:conf/atal/2009-1},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/atal/2009-1,
  editor    = {Carles Sierra and
               Cristiano Castelfranchi and
               Keith S. Decker and
               Jaime Sim{\~a}o Sichman},
  title     = {8th International Joint Conference on Autonomous Agents
               and Multiagent Systems (AAMAS 2009), Budapest, Hungary,
               May 10-15, 2009, Volume 1},
  booktitle = {AAMAS (1)},
  publisher = {IFAAMAS},
  year      = {2009},
  isbn      = {978-0-9817381-6-1},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}