@book { StarkeKinderbrauchenRegeln,
    title = "Starke Kinder brauchen Regeln",
    author = "Ulla {Nedebock}",
    year = "2022",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1153439"
}