@book{0099031,
  title = {Firewalls - Einführung, Praxis, Produkte, 2. Auflage},
  author = {Stefan Strobel},
  year = {1999},
  researchr = {https://researchr.org/publication/0099031},
  cites = {0},
  citedby = {0},
  series = {iX-Edition},
  publisher = {dpunkt},
  isbn = {978-3-932588-49-5},
}