@book { IAS39AccountingforFinancialInstruments,
    title = "IAS 39 - Accounting for Financial Instruments",
    author = "Kathinka {Kurz}",
    year = "2004",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832483289",
    url = "https://m.diplom.de/document/223521"
}