@book { KompendiumderAllgemeinenVeterinrchirurgie,
    title = "Kompendium der Allgemeinen Veterinärchirurgie",
    author = "Martin {Kramer}",
    year = "2014",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403882"
}