@article{HillenRuppSchiebeletal.1989,
  author    = {Hillen, Walter and Rupp, S. and Schiebel, U. and Zaengel, Thomas T.},
  title     = {Imaging performance of a selenium-based detector for high-resolution radiography},
  series = {Medical Imaging III: Image Formation},
  journal   = {Medical Imaging III: Image Formation},
  isbn      = {0-8194-0125-0},
  pages     = {296},
  year      = {1989},
  language  = {en}
}
@article{HillenSchiebelZaengel1987,
  author    = {Hillen, Walter and Schiebel, U. and Zaengel, T.},
  title     = {Imaging performance of a digital storage phosphor system},
  series = {Medical Physics. 14 (1987), H. 5},
  journal   = {Medical Physics. 14 (1987), H. 5},
  isbn      = {0094-2405},
  pages     = {744 -- 751},
  year      = {1987},
  language  = {en}
}
@article{HillenSchiebelZaengel1986,
  author    = {Hillen, Walter and Schiebel, U. and Zaengel, T.},
  title     = {Image quality in selenium-based digital radiography. Schiebel, U.; Hillen, W.; Zaengel, T.},
  series = {Medical Imaging},
  journal   = {Medical Imaging},
  pages     = {176},
  year      = {1986},
  language  = {en}
}
@article{HillenSchiebelZaengel1988,
  author    = {Hillen, Walter and Schiebel, U. and Zaengel, T.},
  title     = {A selenium-based detector for digital slot-radiography},
  series = {Medical Imaging II},
  journal   = {Medical Imaging II},
  pages     = {253},
  year      = {1988},
  language  = {en}
}