@article{DarmoSchaefferFoersteretal.2006,
  author    = {J. Darmo and F. Sch{\"a}ffer and Arnold F{\"o}rster and P. Kordos},
  title     = {Beryllium doped low-temperature-grown MBE GaAs: material for photomixing in the THz frequency range},
  journal   = {ASDAM 2000 : conference proceedings / edited by Jozef Osvald ... [et al.]},
  pages     = {147 -- 150},
  year      = {2006},
}