@book { GesundheitsratgeberSodbrennen,
    title = "Gesundheitsratgeber Sodbrennen",
    author = "Miriam {Schaufler}",
    year = "2017",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/404172"
}