@book { Ayurvedagesundlebennatrlichheilen,
    title = "Ayurveda - gesund leben, natürlich heilen",
    author = "Katrin {Blüge}",
    year = "2022",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1182391"
}