@article{SchmitzDamannSchmit1984,
  author    = {Schmitz, G{\"u}nter and Damann, H. and Schmit, H. J.},
  title     = {Design and Analysis of a Waveguide Isolator with a Form-Birefringent Top Layer},
  series = {ECOC '84 : Conference proceedings ; 10th European Conference on Optical Communication, September 3 - 6, 1984 Liederhalle Stuttgart, Federal Republic of Germany / Organized by Nachrichtentechn. Ges. im VDE (NTG).},
  journal   = {ECOC '84 : Conference proceedings ; 10th European Conference on Optical Communication, September 3 - 6, 1984 Liederhalle Stuttgart, Federal Republic of Germany / Organized by Nachrichtentechn. Ges. im VDE (NTG).},
  publisher = {VDE-Verl.},
  address   = {Berlin [u.a.]},
  isbn      = {3-8007-1383-7},
  pages     = {42},
  year      = {1984},
  language  = {en}
}
@article{SchmitzSchmitt1984,
  author    = {Schmitz, G{\"u}nter and Schmitt, H. J.},
  title     = {Anisotrope Filmwellenleiter f{\"u}r nichtreziproke optische Bauelemente},
  series = {URSI: Kleinheubacher Tagung am 3.10.83 / Hrsg.: Deutsche Telekom AG},
  journal   = {URSI: Kleinheubacher Tagung am 3.10.83 / Hrsg.: Deutsche Telekom AG},
  address   = {Darmstadt},
  isbn      = {0343-5725},
  pages     = {51},
  year      = {1984},
  language  = {de}
}