@article{PohlmannRettinghausen2017,
  author    = {Norbert Pohlmann and Claas Rettinghausen},
  title     = {Sichere und qualitativ hochwertige Voice over IP Anwendung},
  journal   = {IT-Sicherheit - Management und Praxis},
  number    = {1},
  pages     = {50 -- 52},
  url       = {https://norbert-pohlmann.com/app/uploads/2015/08/218-Sichere-und-qualitativ-hochwertige-Voice-over-IP-Anwendung-Prof-Norbert-Pohlmann.pdf},
  year      = {2017},
}