@book { StrategienderEuroUmstellung,
    title = "Strategien der Euro-Umstellung",
    author = "Andreas {Krugiolka}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832444693",
    url = "https://m.diplom.de/document/220073"
}