@book{Mueller2013,
  author    = {M{\"u}ller, Thomas},
  title     = {K{\"o}rperschaftsteuergesetz / Unter Mitarb. von ... Thomas M{\"u}ller ...},
  editor    = {M{\"o}ssner, Manfred},
  publisher = {NWB Verl.},
  address   = {Herne},
  isbn      = {978-3-482-64311-8},
  pages     = {XXIV, 2048 S.},
  year      = {2013},
  language  = {de}
}
@book{Gartzen2013,
  author    = {Gartzen, Johannes},
  title     = {Innovation durch Kooperation : wie der Mittelstand durch Zusammenarbeit mit den Hochschulen seine Wettbewerbsf{\"a}higkeit steigert : Festschrift f{\"u}r Prof. Dr. rer. nat. Johannes Gartzen},
  publisher = {Apprimus Verl.},
  address   = {Aachen},
  isbn      = {978-3-86359-136-6},
  pages     = {III, 188 S. : Ill.},
  year      = {2013},
  language  = {de}
}
@book{BochmannRitz2013,
  author    = {Bochmann, Sandra and Ritz, Thomas},
  title     = {Prototyping tools for mobile applications},
  publisher = {Steinbeis-Ed.},
  address   = {Stuttgart},
  isbn      = {978-3-943356-45-8},
  pages     = {234 S. : Ill., graph. Darst.},
  year      = {2013},
  language  = {en}
}
@book{AnthrakidisJahnRitzetal.2013,
  author    = {Anthrakidis, Anette and Jahn, Roland and Ritz, Thomas and Sch{\"o}ttler, Mirjam and Wallenborn, Ramona and Warmke, Gisela},
  title     = {Urbanes eCarSharing in einer vernetzten Gesellschaft},
  edition   = {1. Aufl.},
  publisher = {Steinbeis-Edition},
  address   = {Stuttgart},
  isbn      = {978-3-943356-70-0},
  pages     = {148 S. : zahlr. Ill. und graph. Darst.},
  year      = {2013},
  language  = {de}
}
@book{Schmitz2013,
  author    = {Schmitz, G{\"u}nter},
  title     = {Elektrotechnik f{\"u}r Ingenieurstudenten nichtelektrotechnischer Fachrichtungen. Hauptbd.: Gleichspannungstechnik, Wechselspannungstechnik, Elektrische Maschinen},
  publisher = {Schmitz},
  address   = {Aachen},
  isbn      = {978-1-481830-60-7},
  pages     = {150 S. : Ill., graph. Darst.},
  year      = {2013},
  language  = {de}
}
@book{Schmitz2013,
  author    = {Schmitz, G{\"u}nter},
  title     = {Elektrotechnik f{\"u}r Ingenieurstudenten nichtelektrotechnischer Fachrichtungen. Aufgabensammlung, [{\"U}bungs- und Klausuraufgaben]},
  publisher = {Schmitz},
  address   = {Aachen},
  isbn      = {978-1-482721-47-8},
  pages     = {140 S. : graph. Darst.},
  year      = {2013},
  language  = {de}
}
@book{AppelBraehlerBreueretal.2013,
  author    = {Appel, Wolfgang and Br{\"a}hler, Hermann and Breuer, Stefan and Dahlhaus, Ulrich and Esch, Thomas and Hoepke, Erich and Kopp, Stephan and Rhein, Bernd},
  title     = {Nutzfahrzeugtechnik : Grundlagen, Systeme, Komponenten. 7., {\"u}berarb. u. erw. Aufl.},
  publisher = {Vieweg + Teubner},
  address   = {Wiesbaden},
  isbn      = {978-3-8348-2224-6},
  pages     = {XXXII, 620 S. : Ill., graph. Darst.},
  year      = {2013},
  language  = {de}
}
@book{DavidBenkner2013,
  author    = {David, Klaus and Benkner, Thorsten},
  title     = {Digitale Mobilfunksysteme},
  number    = {Repr. 1996},
  publisher = {Vieweg \& Teubner},
  address   = {Wiesbaden},
  isbn      = {978-3-322-92768-2},
  pages     = {XIII, 458 S.},
  year      = {2013},
  language  = {de}
}
@book{Helmig2013,
  author    = {Helmig, Ilka},
  title     = {Ph{\´e}notype : [anl{\"a}sslich der Ausstellung "Ilka Helmig, Ph{\´e}notype" im Ludwig Forum Aachen, 30. Juni - 01. September 2013]},
  editor    = {Franzen, Brigitte},
  publisher = {Ludwig-Forum},
  address   = {Aachen},
  isbn      = {978-3-929292-50-3},
  pages     = {112 S. : {\"u}berw. Ill.},
  year      = {2013},
  language  = {de}
}
@book{Gebhardt2013,
  author    = {Gebhardt, Andreas},
  title     = {Generative Fertigungsverfahren : Additive Manufacturing und 3D Drucken f{\"u}r Prototyping - Tooling - Produktion},
  edition   = {4., neu bearbeitete und erweiterte Auflage},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-43651-0 ; 978-3-446-43652-7},
  doi       = {10.3139/9783446436527},
  pages     = {XXIV, 637 S. : zahlr. Ill. u. graph. Darst.},
  year      = {2013},
  language  = {de}
}