@book{Eckey2008,
  author    = {Eckey, Ulrich},
  title     = {Aachen, K{\o}benhavn, 2008 / Damm, Patricia ; [Hrsg: Eckey, Ulrich]},
  publisher = {FH Aachen},
  address   = {Aachen},
  pages     = {129 S. zahlr. Ill.},
  year      = {2008},
  language  = {de}
}
@book{Drumm2008,
  author    = {Drumm, Christian},
  title     = {Improving Schema Mapping by Exploiting Domain Knowledge},
  pages     = {235 S.},
  year      = {2008},
  language  = {en}
}
@book{Call2008,
  author    = {Call, Guido},
  title     = {Kunden- und Servicemanagement : erfolgreich der Servicew{\"u}ste entgehen},
  publisher = {Kovac},
  address   = {Hamburg},
  isbn      = {978-3-8300-3890-0},
  pages     = {147 S. : Ill., graph. Darst.},
  year      = {2008},
  language  = {de}
}
@book{Artmann2008,
  author    = {Artmann, Gerhard},
  title     = {Bioengineering in Cell and Tissue Research / Artmann, Gerhard M. ; Chien, Shu (Eds.)},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-75408-4},
  year      = {2008},
  language  = {en}
}