@book{Link.2001,
  address = {Berlin},
  author = {Link, J\"org},
  interhash = {26b77dc3b3390b5387530250f55f2e59},
  intrahash = {4c94a4aac334140d53ac21fd1797ce9e},
  isbn = {3540424441},
  price = {DM 89.90},
  publisher = {Springer},
  title = {Customer Relationship Management:  Erfolgreiche Kundenbeziehungen durch integrierte Informationssysteme ; mit 9 Tabellen},
  url = {\url{http://www.gbv.de/dms/bsz/toc/bsz094811970inh.pdf}},
  year = 2001
}

@book{Uebel.2002,
  address = {Wiesbaden},
  author = {Uebel, Matthias F.},
  edition = {1. Aufl.},
  interhash = {c29dd67633332e5e20c345754002da48},
  intrahash = {2b3350ac54d273e24594117ca6836b67},
  isbn = {340911890x},
  price = {ca. EUR 59.00},
  publisher = {Gabler},
  title = {Praxis des Customer Relationship Management:  Branchenlösungen und Erfahrungsberichte},
  year = 2002
}