@book { DasgroeKochbuchfrMagenundDarm,
    title = "Das große Kochbuch für Magen und Darm",
    author = "Christiane {Weißenberger}",
    year = "2018",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/439180"
}