@book{Knepper1992,
  author    = {Knepper, Ludger},
  title     = {Das Rolltor : Bauwerk{\"o}ffnungs-Abschl{\"u}sse ; Aufbau, Konstruktion, Hinweise zur Berechnung / von Horst G{\"u}nter Steuff ; unter Mitarb. von Ludger Knepper ; Frieder Thiele},
  publisher = {Werner},
  address   = {D{\"u}sseldorf},
  isbn      = {3-8041-3165-4},
  pages     = {XI, 227 S. : zahlr. graph. Darst.},
  year      = {1992},
  language  = {de}
}
@article{KaemperAbrahamHopster1992,
  author    = {K{\"a}mper, Klaus-Peter and Abraham, D. L. and Hopster, H.},
  title     = {Spin-polarized electron-energy-loss spectroscopy on epitaxial fcc Co layers on Cu(001)},
  series = {Physical Review B. 45 (1992), H. 24},
  journal   = {Physical Review B. 45 (1992), H. 24},
  isbn      = {1095-3795},
  pages     = {14335 -- 14346},
  year      = {1992},
  language  = {en}
}
@article{StarkeDrews1992,
  author    = {Starke, G{\"u}nther and Drews, P.},
  title     = {Sensorik f{\"u}r das Schutzgasschweißen mit Robotern},
  series = {DVS-Berichte. 143 (1992)},
  journal   = {DVS-Berichte. 143 (1992)},
  isbn      = {0418-9639},
  pages     = {62 -- 66},
  year      = {1992},
  language  = {de}
}
@article{WillmsBeer1992,
  author    = {Willms, Herbert and Beer, Stefan},
  title     = {Regelung eines H(IND 2)/O(IND 2)-Dampferzeugers},
  isbn      = {0939-2963},
  year      = {1992},
  language  = {de}
}