@book { DieGeschichtederzweiCentStcke,
    title = "Die Geschichte der zwei Cent-Stücke",
    author = "Bea W. {Landon}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1423009"
}