@book { RisikoberichterstattungmitCashFlowatRiskModellen,
    title = "Risikoberichterstattung mit Cash-Flow at Risk-Modellen",
    author = "Jan {Duch}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1100106"
}