@book { UnterschtzeniemalsBoboEinHamburgKrimi,
    title = "Unterschätze niemals Bobo – Ein Hamburg-Krimi",
    author = "Horst {Bieber}",
    year = "2023",
    publisher = "Bärenklau Exklusiv",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1327989"
}