@book { RisikomanagementinBanken,
    title = "Risikomanagement in Banken",
    author = "Stefan {Seiwert}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832438197",
    url = "https://m.diplom.de/document/219496"
}