@book { HedgeAccountingnachHGBEStGundIFRS,
    title = "Hedge Accounting nach HGB, EStG und IFRS",
    author = "Alexander {Wetzel}",
    year = "2010",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836646741",
    url = "https://m.diplom.de/document/227781"
}