@book { KehrezurckDiefnfteWelt,
    title = "Kehre zurück! Die fünfte Welt",
    author = "Bo {Alix}",
    year = "2023",
    publisher = "Sanne Hipp",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1368521"
}