@book { CrimetimeErpressungmitHindernissen,
    title = "Crimetime - Erpressung mit Hindernissen",
    author = "Carola {Käpernick}",
    year = "2021",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1000277"
}