@book { GlcklicheKinderbrauchenentspannteEltern,
    title = "Glückliche Kinder brauchen entspannte Eltern",
    author = "Mira {Mondstein} and Detlef Deva {Wallow}",
    year = "2019",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/500435"
}