@book { HNObeiHundundKatze,
    title = "HNO bei Hund und Katze",
    author = "Dr. med. vet. Stephanie {Schwab} and Anjop {Venker-van Haagen}",
    year = "2010",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403616"
}