@book{Rolfs.1989,
  address = {Göttingen},
  author = {Rolfs, Christian},
  interhash = {df34a6381cef54b1f90f5fd74f8bba9d},
  intrahash = {b9b7062a1dbbe2d89ba91c79926cce75},
  isbn = {3926142065},
  publisher = {Unitext-Verl.},
  series = {Reihe Wirtschaftsinformatik},
  title = {Die Migration eines Datenverarbeitungssystems:  Ablaufbeschreibung und -analyse},
  volume = 1,
  year = 1989
}

@book{Hefley.2008,
  address = {Boston, MA},
  author = {Hefley, Bill and Murphy, Wendy},
  interhash = {9776b7e32ca9edfa1a443ee765fb0843},
  intrahash = {85fa6f327c8c7c6f96405f0a65038dee},
  isbn = {9780387765778},
  publisher = {Springer Science+Business Media LLC},
  series = {Springer-11643 /Dig. Serial]},
  title = {Service Science, Management and Engineering Education for the 21st Century},
  url = {http://dx.doi.org/10.1007/978-0-387-76578-5},
  year = 2008
}

@book{Konig.1999,
  address = {Frankfurt am Main},
  author = {König, Wolfgang},
  edition = {1. Aufl.},
  interhash = {01d44cd366cebf5cd0b4ef8f991e15f1},
  intrahash = {a2caa2ab2866c44b23a8b66dc200ffae},
  isbn = {3817115865},
  price = {DM 48.00, S 350.00, sfr 44.50},
  publisher = {Deutsch},
  title = {Taschenbuch der Wirtschaftsinformatik und Wirtschaftsmathematik},
  url = {http://www.gbv.de/dms/hebis-mainz/toc/059720239.pdf},
  year = 1999
}

@book{Mertens.1999,
  address = {Braunschweig},
  author = {Mertens, Peter and Messina, Dina},
  edition = {2., aktualisierte und erw. Aufl.},
  interhash = {d1c87d0f15f395788597e43c96a7956b},
  intrahash = {685cafef4ea7b7d5bf863816344aa3ef},
  isbn = {9783528155391},
  price = {DM 19.80},
  publisher = {Vieweg},
  series = {Ausbildung und Studium},
  title = {Studienführer Wirtschaftsinformatik:  Fach, Studium, Universitäten, Perspektiven},
  year = 1999
}

@book{Thome.2006,
  address = {München},
  author = {Thome, Rainer},
  interhash = {33e5d48429a25f6ba7c30727339a6616},
  intrahash = {76f95d72a7852ef3495f2a52975ac2ca},
  isbn = {9783827372215},
  publisher = {Pearson Studium},
  series = {WirtschaftWirtschaftsinformatik},
  title = {Grundzüge der Wirtschaftsinformatik:  Integration der Informationsverarbeitung in die Organisation von Unternehmen},
  year = 2006
}

@book{Ferstl.2008,
  address = {München},
  author = {Ferstl, K. Otto and Sinz, J. Elmar},
  edition = {6., überarb. und erw. Aufl.},
  interhash = {3bd9aa54eebfd84fe64236235b025af8},
  intrahash = {dcd2b1517db943d23363c460eec124cb},
  isbn = {9783486587555},
  publisher = {Oldenbourg},
  title = {Grundlagen der Wirtschaftsinformatik},
  url = {http://www.gbv.de/dms/zbw/582128692.pdf},
  year = 2008
}

@book{Lassmann.2006,
  address = {Wiesbaden},
  author = {Lassmann, Wolfgang and Schwarzer, Jens and Ehrenberg, Dieter},
  edition = {1. Aufl..},
  interhash = {2ef20f207d01a73d3223bd397af2ea5f},
  intrahash = {58e3dd8b0c5e4462efc5a79c160f8eba},
  isbn = {3-409-12725-9},
  publisher = {Gabler},
  title = {Wirtschaftsinformatik:  Nachschlagewerk für Studium und Praxis},
  year = 2006
}