@book { ChirurgiebeimKleinsuger,
    title = "Chirurgie beim Kleinsäuger",
    author = "Dr. Milena {Thöle} and Dr. Yvonne {Eckert}",
    year = "2022",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1177075"
}