@book{Hegewald1976,
  author    = {Hegewald, Ulf},
  title     = {Ulf Hegewald, Schaupl{\"a}tze 1974 - 76 : 10 August 1976 / Hrsg.: Neue Galerie Sammlung Ludwig, Aachen. Red. u. Gestaltung: Wolfgang Becker ...},
  address   = {Aachen},
  pages     = {ca. 100 S. : {\"u}berw. Ill.},
  year      = {1976},
  language  = {de}
}
@book{Scherer2001,
  author    = {Scherer, Ulrich W.},
  title     = {Ultraschnelle Analytik radioaktiver Wirkstoffe : Abschlußbericht zu Nr. 3.2 und Anlage 2 BNBest-BMBF 98 ; Laufzeit des Vorhabens: 1.9.1999 -28.2.2001 / Zuwendungsempf{\"a}nger: Ulrich W. Scherer},
  publisher = {Universit{\"a}tsbibliothek u. Technische Informationsbibliothek},
  address   = {Hannover},
  pages     = {Elektronische Ressource},
  year      = {2001},
  language  = {de}
}
@book{Rath1984,
  author    = {Rath, Walter},
  title     = {Umsetzung [alpha,beta]-ungesaettigter Ketone und ihrer Vorprodukte mit Urotropin},
  pages     = {XIV, 209 S. : graph. Darst.},
  year      = {1984},
  language  = {de}
}
@book{BenknerStepping2002,
  author    = {Benkner, Thorsten and Stepping, Christoph},
  title     = {UMTS - Universal Mobile Telecommunications System},
  publisher = {Schlembach},
  address   = {Weil der Stadt},
  isbn      = {3-935340-07-9},
  pages     = {XVI, 511 S. : graph. Darst.},
  year      = {2002},
  language  = {en}
}
@book{Gebhardt2011,
  author    = {Gebhardt, Andreas},
  title     = {Understanding Additive Manufacturing : Rapid Prototyping - Rapid Tooling - Rapid Manufacturing},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-42552-1},
  pages     = {VIII, 164 S. : farb. Ill.},
  year      = {2011},
  language  = {en}
}
@book{DamrauPasing2002,
  author    = {Damrau, Karin and Pasing, Anton},
  title     = {Unsch{\"a}rferelationen : Experiment Raum = Uncertainty principles / Hrsg.: Karin Damrau; Anton Markus Pasing. [Bearb.: Bernd Wylicil. {\"U}bers.: Annette Wieth{\"u}chter]},
  publisher = {Nelte},
  address   = {Wiesbaden},
  isbn      = {3-932509-09-9},
  pages     = {200 S. : {\"u}berw. Ill.},
  year      = {2002},
  language  = {de}
}
@book{Laack2015,
  author    = {Laack, Walter van},
  title     = {Unser Schl{\"u}ssel zur Ewigkeit},
  publisher = {van Laack},
  address   = {Aachen},
  isbn      = {978-3-936624-16-8},
  pages     = {316 S.},
  year      = {2015},
  language  = {de}
}
@book{GalleyMinoggioSchubaetal.2016,
  author    = {Galley, Birgit and Minoggio, Ingo and Schuba, Marko and Bischoff, Barbara and H{\"o}fken, Hans-Wilhelm},
  title     = {Unternehmenseigene Ermittlungen : Recht - Kriminalistik - IT},
  publisher = {Erich Schmidt Verlag},
  address   = {Berlin},
  isbn      = {978-3-503-16531-5},
  pages     = {XIII, 372 S.},
  year      = {2016},
  language  = {de}
}
@book{Wessling1992,
  author    = {Weßling, Matthias},
  title     = {Unternehmensethik und Unternehmenskultur : kritische Analyse ausgew{\"a}hlter unternehmensethischer Modelle und unternehmenskultureller Ans{\"a}tze sowie Diskussion exemplarischer Probleme und L{\"o}sungsm{\"o}glichkeiten einer ethisch-kulturellen Integration},
  publisher = {Waxmann},
  address   = {M{\"u}nster [u.a.]:},
  isbn      = {3-89325-101-4},
  pages     = {280 S.},
  year      = {1992},
  language  = {de}
}
@book{Wessling2000,
  author    = {Weßling, Matthias},
  title     = {Unternehmensf{\"u}hrung : Kompakttraining zur Strategischen Planung},
  publisher = {Neinhaus},
  address   = {Stuttgart},
  isbn      = {3-87575-023-3},
  pages     = {86 S.},
  year      = {2000},
  language  = {de}
}