@book { PrventionvonComputerkriminalitt,
    title = "Prävention von Computerkriminalität",
    author = "Stephan {Beukelmann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1092046"
}