@book{Krallmann.2007,
  address = {München, Germany},
  author = {Krallmann, H. and Schönherr, M. and Trier, M.},
  edition = 5,
  interhash = {73451d9475478fd6e3427f831196a0ed},
  intrahash = {e7390db23378fb35441aa51c7f074eb1},
  privnote = {ISBN = {9783486584462} No. 286},
  publisher = {Oldenbourg},
  title = {Systemanalyse im Unternehmen - Prozessorientierte Methoden der Wirtschaftsinformatik},
  year = 2007
}

@article{trier2009social,
  author = {Trier, M. and Bobrik, A.},
  interhash = {7d6b94d462aca41d1020494fcadca246},
  intrahash = {a446dfd22b95fd3e108fb11caf1669ae},
  journal = {IEEE Internet Computing},
  number = 2,
  pages = {51--59},
  publisher = {IEEE Educational Activities Department Piscataway, NJ, USA},
  title = {{Social Search: Exploring and Searching Social Architectures in Digital Networks}},
  url = {http://scholar.google.de/scholar.bib?q=info:C86yFh53ALEJ:scholar.google.com/&output=citation&hl=de&oi=citation},
  volume = 13,
  year = 2009
}