@book { SelteneErkrankungen,
    title = "Seltene Erkrankungen",
    subtitle = "Aspekte aus Ethik & Praxis",
    author = "Paul {Just} and Christiane {Druml}",
    year = "2020",
    publisher = "facultas",
    address = "Wien, Österreich",
    url = "https://campus-lizenzen.facultas.at/document/520706"
}