@article{
  author = {K.-D. Kammeyer},
  year = {1982},
  month = {Aug},
  title = {Ein Verfahren zur digitalen Demodulation frequenzmodulierter Signale},
  volume = {36},
  number = {7/8},
  pages = {292-298},
  journal={Archiv f\"{u}r Elektronik und \"{U}bertragungstechnik (AE\"{U})}
}