@book{Buhse.2008,
  address = {Berlin},
  author = {Buhse, Willms},
  edition = {2. Aufl.},
  institution = {CoreMedia AG},
  interhash = {0052d1068bc60324976c1d6d30909542},
  intrahash = {9cbf6465c4c6ee6b2a9937799b72b19a},
  isbn = {9783938807682},
  price = {EUR 29.80},
  publisher = {Rhombos-Verl.},
  title = {Enterprise 2.0 - die Kunst, loszulassen},
  url = {http://www.gbv.de/dms/zbw/560193815.pdf},
  year = 2008
}

@book{Hartmann.2002,
  address = {Braunschweig},
  author = {Hartmann, Detlef},
  edition = {1. Aufl.},
  interhash = {247e99fa994fc5462e25a13c058a0873},
  intrahash = {e879ebafb33575ebc979d35800af8d3b},
  isbn = {3528057971},
  price = {EUR 49.90},
  publisher = {Vieweg},
  series = {Business computing},
  title = {Geschäftsprozesse mit Mobile Computing:  Konkrete Projekterfahrung, technische Umsetzung, kalkulierbarer Erfolg des Mobile Business},
  year = 2002
}