@book { DerLipdemRatgeber,
    title = "Der Lipödem Ratgeber",
    author = "Dr. med. Florian J. {Netzer}",
    year = "2022",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1273528"
}