@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{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{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{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{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{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{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{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{OPUS4-1635,
  title     = {Joseph Beuys : Natur, Materie, Form},
  editor    = {Zweite, Armin},
  publisher = {Schirmer/Mosel},
  address   = {M{\"u}nchen [u.a.]},
  isbn      = {3-88814-453-1},
  pages     = {360 S. : {\"u}berw. Ill.},
  year      = {1991},
  language  = {de}
}
@article{Fabo1991,
  author    = {Fabo, Sabine},
  title     = {Entgrenzung und Vereinnahmung : zum Verh{\"a}ltnis von Kunst und Kunstbetrieb in den 80er Jahren},
  series = {Aufbruch in die Neunziger : Ideen, Entwicklungen, Perspektiven der achtziger Jahre / Christian W. Thomsen (Hrsg.)},
  journal   = {Aufbruch in die Neunziger : Ideen, Entwicklungen, Perspektiven der achtziger Jahre / Christian W. Thomsen (Hrsg.)},
  publisher = {DuMont},
  address   = {K{\"o}ln},
  isbn      = {3-7701-2512-6},
  pages     = {303 -- 333},
  year      = {1991},
  language  = {de}
}
@article{Fabo1991,
  author    = {Fabo, Sabine},
  title     = {Joseph Beuys und das Kapital : zur Erweiterung eines Begriffs},
  series = {Diagonal : Zeitschrift der Universit{\"a}t Siegen},
  volume    = {2 (1991)},
  journal   = {Diagonal : Zeitschrift der Universit{\"a}t Siegen},
  number    = {Heft "Geld"},
  isbn      = {0938-7161},
  pages     = {145 -- 152},
  year      = {1991},
  language  = {de}
}
@book{FaboKeilKrohn1992,
  author    = {Fabo, Sabine and Keil, Susanne and Krohn, Matthias},
  title     = {Medienentwicklung und k{\"u}nstlerische Ausbildung : Modelle der Weiterqualifizierung f{\"u}r k{\"u}nstlerische und gestalterische Berufe und T{\"a}tigkeiten am Beispiel der Kunsthochschule f{\"u}r Medien K{\"o}ln},
  publisher = {Kunsthochschule f{\"u}r Medien},
  address   = {K{\"o}ln},
  pages     = {474 S.},
  year      = {1992},
  language  = {de}
}
@article{Fabo1992,
  author    = {Fabo, Sabine},
  title     = {Babel heute : der internationale Dialog zwischen Kunst und Medien},
  series = {UNESCO heute : Zeitschrift der Deutschen Unesco-Kommission},
  volume    = {39 (1992)},
  journal   = {UNESCO heute : Zeitschrift der Deutschen Unesco-Kommission},
  isbn      = {0937-924X},
  pages     = {379 -- 381},
  year      = {1992},
  language  = {de}
}
@article{Fabo1992,
  author    = {Fabo, Sabine},
  title     = {Roaratorio : John Cage},
  series = {Diagonal : Zeitschrift der Universit{\"a}t Siegen},
  volume    = {4(1992)},
  journal   = {Diagonal : Zeitschrift der Universit{\"a}t Siegen},
  number    = {Heft "Experimente"},
  address   = {Siegen},
  isbn      = {0938-7161},
  pages     = {201 -- 210},
  year      = {1992},
  language  = {de}
}
@book{Schuermann1992,
  author    = {Sch{\"u}rmann, Wilhelm},
  title     = {Dirty data : Sammlung Sch{\"u}rmann / Konzeption, Gestaltung und Organisation des Ausstellung sowie der Kataloges Wilhelm Sch{\"u}rmann},
  address   = {Aachen},
  pages     = {134 S. : {\"u}berw. Ill.},
  year      = {1992},
  language  = {de}
}
@article{Fabo1993,
  author    = {Fabo, Sabine},
  title     = {Arts and media : towards an universal understanding},
  series = {Leonardo},
  volume    = {26(1993)},
  journal   = {Leonardo},
  number    = {4},
  issn      = {0024-094X},
  pages     = {316 -- 319},
  year      = {1993},
  language  = {en}
}
@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{SchuermannMueller1994,
  author    = {Sch{\"u}rmann, Wilhelm and M{\"u}ller, Christian Philipp},
  title     = {Temporary translation(s) - Sammlung Sch{\"u}rmann. Kunst der Gegenwart und Fotografie / Gestaltung der Seiten ...: Christian Philipp M{\"u}ller...},
  publisher = {Ars Nicolai},
  address   = {Berlin},
  isbn      = {3-89479-067-9},
  pages     = {165 S. : {\"u}berw. Ill, graph. Darst.},
  year      = {1994},
  language  = {en}
}
@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}
}