@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{EckeyKurth2010,
  author    = {Eckey, Ulrich and Kurth, Fabian},
  title     = {Hamburg 2010 : Hafencity, Jungfernstieg, IBA 2013, Chilehaus, Speicherstadt, BRT Architekten.},
  publisher = {FH Aachen},
  address   = {Aachen},
  pages     = {129 S. : zahlr. Ill.},
  year      = {2010},
  language  = {de}
}
@book{Eckey2011,
  author    = {Eckey, Ulrich},
  title     = {Paris 2011 / [Organisation: Ulrich Eckey ... Red.: Felix Bockmeyer]},
  publisher = {FH Aachen},
  address   = {Aachen},
  pages     = {123 S. : zahlr. Ill},
  year      = {2011},
  language  = {de}
}