@book{Pfeiffer2000,
  author    = {Pfeiffer, Johann},
  title     = {Genauigkeit und Qualit{\"a}t von Freiformfl{\"a}chen},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {2000},
  language  = {de}
}
@book{Pfeiffer1999,
  author    = {Pfeiffer, Johann},
  title     = {Verbesserung der Qualit{\"a}t von Freiformoberfl{\"a}chen},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {1999},
  language  = {de}
}
@book{Pfeiffer1997,
  author    = {Pfeiffer, Johann},
  title     = {HSP III Koordinatenmessger{\"a}t},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {1997},
  language  = {de}
}
@book{Pfeiffer1997,
  author    = {Pfeiffer, Johann},
  title     = {Design und Herstellen von Werkzeugen mit Freiformfl{\"a}chen},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {1997},
  language  = {de}
}
@book{PfeifferGauchel2004,
  author    = {Pfeiffer, Johann and Gauchel, Joachim},
  title     = {Kalibrierung Koordinatenmessger{\"a}t},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {2004},
  language  = {de}
}
@book{PfeifferKnepper1995,
  author    = {Pfeiffer, Johann and Knepper, Ludger},
  title     = {Diplom-Ingenieur/Diplom-Ingenieurin ( Fachhochschule ) Maschinenbau - Allgemeiner Maschinenbau},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Losebl.-Ausg.},
  year      = {1995},
  language  = {de}
}
@book{PfeifferKnepper1998,
  author    = {Pfeiffer, Johann and Knepper, Ludger},
  title     = {Diplom Ingenieur/Diplom Ingenieurin (Fachhochschule) Maschinenbau Konstruktionstechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Losebl.-Ausg.},
  year      = {1998},
  language  = {de}
}
@book{PfeifferKnepper1999,
  author    = {Pfeiffer, Johann and Knepper, Ludger},
  title     = {Diplom-Ingenieur/Diplom-Ingenieurin (Fachhochschule) Maschinenbau Energie- und W{\"a}rmetechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Losebl.-Ausg.},
  year      = {1999},
  language  = {de}
}
@book{PieperBellingerBuggertetal.2013,
  author    = {Pieper, Jan and Bellinger, Reto and Buggert, Daniel and Finkeldei, Ines and Fissabre, Anke and Hake, Verena and Helmenstein, Caroline and Schindler, Bruno and Sch{\"o}tten, Bj{\"o}rn},
  title     = {Messen - zeichnen - verstehen : eine kritische Retrospektive auf Themen, Methoden und Trouvaillen der Baugeschichte von Jan Pieper und seinen Mitarbeitern an der TU Berlin und der RWTH Aachen (1983 - 2013)},
  publisher = {Geym{\"u}ller, Verl. f{\"u}r Architektur},
  address   = {Aachen ; Berlin},
  isbn      = {978-3-943164-12-1},
  pages     = {64 S. : zahlr. Ill. und graph. Darst.},
  year      = {2013},
  language  = {de}
}
@book{PieperBuggertFissabreetal.2019,
  author    = {Pieper, Jan and Buggert, Daniel and Fissabre, Anke and Helmenstein, Caroline and Niethammer, Bernhard and Schindler, Bruno},
  title     = {Sabbioneta: Atlas},
  publisher = {Geym{\"u}ller - Verlag f{\"u}r Architektur},
  address   = {Aachen},
  isbn      = {978-3-943164-21-3},
  pages     = {264 S.},
  year      = {2019},
  language  = {de}
}