@inproceedings{42447,
  author       = {{Fuchs, Christian and Hofkirchner, Wolfgang}},
  booktitle    = {{Sign Processes in Complex Systems. Proceedings of the 7th International Congress of the IASS-AIS}},
  editor       = {{Schmitz, Walter}},
  isbn         = {{3-933592-21-6}},
  publisher    = {{Thelem}},
  title        = {{{Information in Social Systems}}},
  year         = {{2004}},
}