@book { ChirurgiedesEllenbogens,
    title = "Chirurgie des Ellenbogens",
    author = "Marcus Christian {Müller} and Oliver {Weber} and Christof {Burger}",
    year = "2022",
    publisher = "Deutscher Ärzteverlag",
    address = "Köln, Deutschland",
    url = "https://deutscheraerzteverlag.openpublishing.com/document/1174510"
}