@book{Baatz1993,
  author    = {Baatz, Udo},
  title     = {CAD/CAM - Compass Maschinenbau. Ein Leitfaden f{\"u}r die optimale Systemauswahl CAD/CNC/CAM/CAE/PPS},
  publisher = {CADIB},
  address   = {Aachen},
  pages     = {[getr. Z{\"a}hlung]},
  year      = {1993},
  language  = {de}
}
@book{Baatz1985,
  author    = {Baatz, Udo},
  title     = {CAD/CAM im Maschinenbau - wohin geht der Weg?},
  address   = {M{\"u}lheim a.d. Ruhr},
  year      = {1985},
  language  = {de}
}
@book{Baatz1985,
  author    = {Baatz, Udo},
  title     = {Nutzwertanalyse von CAD - Systemen der unteren und mittleren Preisklasse f{\"u}r dem Maschinenbau},
  address   = {M{\"u}lheim a.d. Ruhr},
  year      = {1985},
  language  = {de}
}
@book{Siepmann1997,
  author    = {Siepmann, Thomas},
  title     = {Modeller for Value Systems},
  publisher = {Erasmus Universiteit Rotterdam},
  address   = {Rotterdam},
  year      = {1997},
  language  = {en}
}
@book{Muehl2001,
  author    = {M{\"u}hl, Thomas},
  title     = {Einf{\"u}hrung in die elektrische Messtechnik: mit 8 Tabellen},
  publisher = {Teubner},
  address   = {Stuttgart [u.a.]},
  isbn      = {3-519-06388-3},
  pages     = {276 S. : graph. Darst.},
  year      = {2001},
  language  = {de}
}
@book{CasseSchlueter1997,
  author    = {Casse-Schl{\"u}ter, Doris},
  title     = {Fachhochschule Aachen Fachbereich Design / Projektbetreuung Doris Casse-Schl{\"u}ter. Design: Martina Berg ...},
  address   = {Aachen},
  year      = {1997},
  language  = {de}
}
@book{Krause1991,
  author    = {Krause, Gregor},
  title     = {Leitungsmechanismen und Raumladungsph{\"a}nomene in Polyolefinen bei Hochfeldbeanspruchung},
  publisher = {Verl. d. Augustinus-Buchh.},
  address   = {Aachen},
  isbn      = {3-925038-97-3},
  pages     = {137 S. : graph. Darst.},
  year      = {1991},
  language  = {de}
}
@book{Schuermann1999,
  author    = {Sch{\"u}rmann, Wilhelm},
  title     = {Wohin kein Auge reicht : von der Entdeckung des Unsichtbaren / Konzeption: Wilhelm Sch{\"u}rmann},
  address   = {Hamburg},
  pages     = {185 S. : zahlr. Ill.},
  year      = {1999},
  language  = {de}
}
@book{Schuermann1994,
  author    = {Sch{\"u}rmann, Wilhelm},
  title     = {Metropole : Themen zur Großstadt},
  address   = {Aachen},
  pages     = {170 Bl.},
  year      = {1994},
  language  = {de}
}
@book{Schuermann1994,
  author    = {Sch{\"u}rmann, Wilhelm},
  title     = {Pegel K{\"o}ln},
  publisher = {John},
  address   = {K{\"o}ln},
  isbn      = {3-88903-997-9},
  pages     = {143 S. : nur Ill.},
  year      = {1994},
  language  = {de}
}
@book{Schuermann1990,
  author    = {Sch{\"u}rmann, Wilhelm},
  title     = {Das n{\"o}tig},
  publisher = {Ed. Travers},
  address   = {Neuchatel},
  pages     = {121 S. : nur Ill.},
  year      = {1990},
  language  = {de}
}
@book{SchuermannHonnef1979,
  author    = {Sch{\"u}rmann, Wilhelm and Honnef, Klaus},
  title     = {Wilhelm Sch{\"u}rmann - Fotografien / Text: Klaus Honnef},
  publisher = {Rheinland-Verl.},
  address   = {K{\"o}ln},
  isbn      = {3-7927-0485-4},
  pages     = {XXIII, 81 S. : {\"u}berw. Ill.},
  year      = {1979},
  language  = {de}
}
@book{Knepper2000,
  author    = {Knepper, Ludger},
  title     = {Staplereinsatzkonzept Rohstofflagerplatz einer Papierfabrik},
  address   = {FH Aachen},
  year      = {2000},
  language  = {de}
}
@book{Knepper2000,
  author    = {Knepper, Ludger},
  title     = {Konzeptentwicklung verkehrstechnische Organisation des Pfortenbereichs eines Industrieunternehmens},
  address   = {FH Aachen},
  year      = {2000},
  language  = {de}
}
@book{Knepper2001,
  author    = {Knepper, Ludger},
  title     = {Entwicklung neuer Generalbebauungsplan f{\"u}r ein Industrieunternehmen},
  address   = {FH Aachen},
  year      = {2001},
  language  = {de}
}
@book{Knepper2003,
  author    = {Knepper, Ludger},
  title     = {Konzeptentwicklung Distributionszentrum f{\"u}r Tissue-Papiere},
  address   = {FH Aachen},
  year      = {2003},
  language  = {de}
}
@book{Knepper2003,
  author    = {Knepper, Ludger},
  title     = {Procurement Optimizer - Rechner- und internetgest{\"u}tztes Tool zur Optimierung der Materialbeschaffung in der Produktion},
  address   = {FH Aachen},
  year      = {2003},
  language  = {de}
}
@book{Knepper2004,
  author    = {Knepper, Ludger},
  title     = {Aufbau eines Benchmark-Systems f{\"u}r operative Unternehmensprozesse},
  address   = {FH Aachen},
  year      = {2004},
  language  = {de}
}
@book{Knepper2004,
  author    = {Knepper, Ludger},
  title     = {Auslegung und Konstruktion von Hallentorantrieben},
  address   = {FH Aachen},
  year      = {2004},
  language  = {de}
}
@book{KnepperPfeiffer1995,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur/Diplom-Ingenieurin (Fachhochschule) Maschinenbau - Allgemeiner Maschinenbau},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1995},
  language  = {de}
}
@book{KnepperPfeiffer1998,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur/Diplom-Ingenieurin (Fachhochschule) Maschinenbau Konstruktionstechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1998},
  language  = {de}
}
@book{KnepperPfeiffer1999,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur / Diplom-Ingenieurin (Fachhochschule) Maschinenbau, Energie- und W{\"a}rmetechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1999},
  language  = {de}
}
@book{BenknerDavid2005,
  author    = {Benkner, Thorsten and David, Klaus},
  title     = {Digital Mobile Radio Systems (Nicht erschienen?)},
  publisher = {Wiley},
  isbn      = {0-471-97591-5},
  pages     = {500},
  year      = {2005},
  language  = {en}
}
@book{FaboEisenbeisHageboelling1991,
  author    = {Fabo, Sabine and Eisenbeis, Manfred and Hageb{\"o}lling, Heide},
  title     = {Projekt f{\"u}r die Gr{\"u}ndung eines Internationalen Zentrums f{\"u}r Kunst und Medien : M{\"o}glichkeitsstudie f{\"u}r die UNESCO},
  publisher = {Kunsthochschule f{\"u}r Medien K{\"o}ln},
  address   = {K{\"o}ln},
  year      = {1991},
  language  = {de}
}
@book{CasseSchlueter2000,
  author    = {Casse-Schl{\"u}ter, Doris},
  title     = {Projekt l'esprit d'Europe : Schlußbericht ; ... Durchf{\"u}hrung des Programms zur F{\"o}rderung anwendungsorientierter Forschung und Entwicklung an Fachhochschulen},
  publisher = {Fachhochschule Aachen, Fachbereich Design},
  address   = {Aachen},
  pages     = {ca. 130 Bl. : zahlr. Ill.},
  year      = {2000},
  language  = {de}
}
@book{MaetherPreising1995,
  author    = {Maether, Christiane and Preising, Dagmar},
  title     = {Wechselgesang : Arbeiten auf Papier 1991 - 1995 / Katalog und Ausstellung: Dagmar Preising},
  address   = {Aachen},
  pages     = {63 S. : {\"u}berw. Ill.},
  year      = {1995},
  language  = {de}
}
@book{Maether1975,
  author    = {Maether, Christiane},
  title     = {Christiane Maether, Zeichnungen},
  address   = {Baden-Baden},
  pages     = {32 S. : {\"u}berw. Ill.},
  year      = {1975},
  language  = {de}
}
@book{Timme2001,
  author    = {Timme, Michael},
  title     = {Die juristische Bew{\"a}ltigung des {\"o}konomischen Netzwerkgutes : Epidemiepr{\"a}vention in Rechtsgeschichte und Gegenwart / Michael Timme},
  publisher = {Nomos-Verl.-Ges.},
  address   = {Baden-Baden},
  isbn      = {3-7890-7055-6},
  pages     = {187},
  year      = {2001},
  language  = {de}
}
@book{Hegewald1985,
  author    = {Hegewald, Ulf},
  title     = {Das Duisburg-Projekt : Studenten der Fachhochschule Aachen zeichnen und malen in Duisburg-Hamborn / Fachhochschule Aachen. Projektleitung: Ulf Hegewald ...},
  address   = {Aachen},
  pages     = {77 S. : nur Ill.},
  year      = {1985},
  language  = {de}
}
@book{Hegewald1977,
  author    = {Hegewald, Ulf},
  title     = {Verfahren zur verzerrungsfreien Abbildung des Raumes und seine Anwendung bei der anschaulichen Darstellung von Ingenieurkonstruktionen durch die freih{\"a}ndige Zeichnung},
  publisher = {Fachhochschule},
  address   = {Aachen},
  pages     = {IV, 153, 16 : Ill., graph. Darst.},
  year      = {1977},
  language  = {de}
}
@book{Hegewald1984,
  author    = {Hegewald, Ulf},
  title     = {Toscana-Graphie : Dokumentation zweier Exkursionen / Fachhochschule Aachen, Fachbereich Gestaltung. Exkursionsleitung: Ulf Hegewald ...},
  address   = {Aachen},
  pages     = {54 S. : nur Ill.},
  year      = {1984},
  language  = {de}
}
@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{HegewaldMeyerHartwigBleifeld1978,
  author    = {Hegewald, Ulf and Meyer-Hartwig, Katharina and Bleifeld, Walter},
  title     = {Ein mal 1 zum Entwurf von Diapositiven / Katharina Meyer-Hartwig ; Walter Bleifeld ; Ulf Hegewald},
  publisher = {Witzstrock},
  address   = {Bade-Baden [u.a.]},
  isbn      = {3-87921-062-4},
  pages     = {56 S. : Ill., graph. Darst.},
  year      = {1978},
  language  = {de}
}
@book{Hegewald1989,
  author    = {Hegewald, Ulf},
  title     = {Ulf Hegewald : Skulpturen aus Ton 1985 - 89 / Text: Wolfgang Becker. Gestaltung: Ulf Hegewald},
  address   = {Aachen},
  pages     = {91 S. : {\"u}berw. Ill.},
  year      = {1989},
  language  = {de}
}
@book{Hegewald1987,
  author    = {Hegewald, Ulf},
  title     = {Ulf Hegewald / hrsg. von Marianne Hennemann},
  publisher = {Galerie Hennemann},
  address   = {Bonn},
  isbn      = {3-88482-032-X},
  pages     = {88 S. : {\"u}berw. Ill.},
  year      = {1987},
  language  = {de}
}
@book{HegewaldAdolphs1995,
  author    = {Hegewald, Ulf and Adolphs, Volker},
  title     = {Ulf Hegewald : Ziegfeld Zweifallshammer / Hrsg.: Ingrid und Alexander Hoesch-Vial. Mit Textbeitr. von Volker Adolphs},
  publisher = {Plitt},
  address   = {Oberhausen},
  pages     = {52 S. : {\"u}berw. Ill.},
  year      = {1995},
  language  = {de}
}
@book{HegewaldDomke1982,
  author    = {Hegewald, Ulf and Domke, Helmut},
  title     = {Grundlagen konstruktiver Gestaltung, Teil 2 : Beispiele und Entwurfshilfen / Helmut Domke ; Ulf Hegewald},
  publisher = {Bauverl.},
  address   = {Wiesbaden [u.a.]},
  isbn      = {3762520135},
  pages     = {168 S : {\"u}berw. Ill., graph. Darst.},
  year      = {1982},
  language  = {de}
}
@book{HegewaldDomke1982,
  author    = {Hegewald, Ulf and Domke, Helmut},
  title     = {Grundlagen konstruktiver Gestaltung, Teil 1 : Theoretische Zusammenh{\"a}nge / Helmut Domke ; Ulf Hegewald},
  isbn      = {3762520135},
  pages     = {179 S : graph. Darst.},
  year      = {1982},
  language  = {de}
}
@book{Hegewald1991,
  author    = {Hegewald, Ulf},
  title     = {Plastiken 91 / Xylon, Museum + Werkst{\"a}tten},
  address   = {Schwetzingen},
  pages     = {34 S. : {\"u}berw. Ill.},
  year      = {1991},
  language  = {de}
}
@book{HegewaldBoeminghaus1973,
  author    = {Hegewald, Ulf and Boeminghaus, Dieter},
  title     = {Stellungen : 9 Texte, 9 Zeichnungen / [Texte] Dieter Boeminghaus ; [Zeichnungen] Ulf Hegewald},
  publisher = {Selbstverl. [Boeminghaus]},
  address   = {Aachen},
  pages     = {25 S. : {\"u}berw. Ill.},
  year      = {1973},
  language  = {de}
}
@book{Hegewald1999,
  author    = {Hegewald, Ulf},
  title     = {Ziegelfeld am Keramion, Frechen ; 16.5.1999 - 30.9.2000, Keramion, Museum f{\"u}r zeitgen{\"o}ssische keramische Kunst},
  address   = {Frechen},
  pages     = {95 S. : zahlr. Ill., graph. Darst.},
  year      = {1999},
  language  = {de}
}
@book{HegewaldIsenrathFrisch2002,
  author    = {Hegewald, Ulf and Isenrath, Paul and Frisch, Mechthild},
  title     = {Skulpturenprojekt Gotha : 1992 - 2002 ; die realisierten Projekte ; ein Zwischenbericht / Paul Isenrath, Mechtild Frisch, Ulf Hegewald ...},
  publisher = {Gothaer Kulturbetrieb},
  address   = {Gotha},
  pages     = {44 S. : Ill.},
  year      = {2002},
  language  = {de}
}
@book{Hegewald1995,
  author    = {Hegewald, Ulf},
  title     = {Protokolle - F{\"u}nf Projekte im {\"O}ffentlichen Raum / hrsg. von Ulf Hegewald},
  publisher = {Eigenverl.},
  address   = {Aachen},
  pages     = {72 S : zahlr. Ill.},
  year      = {1995},
  language  = {de}
}
@book{MaetherHegewald1988,
  author    = {Maether, Christiane and Hegewald, Ulf},
  title     = {Bild und Vorbild : Studenten der Fachhochschule Aachen zeichnen und malen im Suermondt-Ludwig-Museum unter der Leitung von Prof. Christiane Maether und Prof. Dr. Ulf Hegewald},
  address   = {Aachen},
  pages     = {77 S. : nur Ill.},
  year      = {1988},
  language  = {de}
}
@book{Maether1987,
  author    = {Maether, Christiane},
  title     = {Zeichnung und Malerei / Text: Wolfgang Becker},
  address   = {Aachen},
  pages     = {71 S.: {\"u}berw. Ill.},
  year      = {1987},
  language  = {de}
}
@book{Maether1991,
  author    = {Maether, Christiane},
  title     = {Figur und Fragment : Gem{\"a}lde und Zeichnungen 1985-1990},
  address   = {Kaiserslautern},
  isbn      = {3-89422-039-2},
  pages     = {94 S. : {\"u}berw. Ill.},
  year      = {1991},
  language  = {de}
}
@book{Maether1986,
  author    = {Maether, Christiane},
  title     = {Arbeiten von 1973 - 1985 / Hrsg.: Berthold Roland},
  publisher = {Landesmuseum},
  address   = {Mainz},
  pages     = {71 S. : {\"u}berw. Ill.},
  year      = {1986},
  language  = {de}
}
@book{FredebeulKrein1996,
  author    = {Fredebeul-Krein, Markus},
  title     = {Ver{\"a}nderte Anforderungen an eine europ{\"a}ische Standardisierungspolitik in der Telekommunikation},
  address   = {K{\"o}ln},
  pages     = {29 S.},
  year      = {1996},
  language  = {de}
}
@book{Baatz1973,
  author    = {Baatz, Udo},
  title     = {Bildschirmunterst{\"u}tztes Konstruieren},
  publisher = {VDI-Verl.},
  address   = {Duesseldorf},
  isbn      = {3-18-403039-3},
  pages     = {XI, 137 S. : Ill, graph. Darst.},
  year      = {1973},
  language  = {de}
}
@book{FredebeulKrein1998,
  author    = {Fredebeul-Krein, Markus},
  title     = {Marktzutrittsregulierungen im Handwerk und bei technischen Dienstleistungen : eine {\"o}konomische Analyse / Markus Fredebeul-Krein ; Angela Sch{\"u}rfeld},
  publisher = {Inst. f{\"u}r Wirtschaftspolitik an der Univ. K{\"o}ln},
  address   = {K{\"o}ln},
  isbn      = {3-933812-00-3},
  pages     = {VII, 182 S. : graph. Darst.},
  year      = {1998},
  language  = {de}
}