@inproceedings{Valenzuela1990,
  author    = {Alejandro A. Valenzuela},
  title     = {Testchip f{\"u}r passive Bauelemente der Hochfrequenztechnik},
  series = {Workshop „Mikrowellen“ der Gesellschaft f{\"u}r Angewandte Supraleitung (GAS), Karlsruhe, December 1990 – invited talk},
  year      = {1990},
  language  = {en}
}