@book { ErnhrungKrankenundDitkost,
    title = "Ernährung, Kranken- und Diätkost",
    author = "Claudia {Hofmann} and Flora {Koller} and Martina {Kreuter}",
    year = "2015",
    publisher = "facultas",
    address = "Wien, Österreich",
    url = "https://campus-lizenzen.facultas.at/document/939021"
}