@book { GichtimGriffin10Wochen,
    title = "Gicht im Griff in 10 Wochen",
    author = "Birgit {Kaltenthaler} and Dr. med. Heike {Bueß-Kovács}",
    year = "2018",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/404162"
}