@book { DieTierarztpraxisPraxisnachfolge,
    title = "Die Tierarztpraxis – Praxisnachfolge",
    author = "Jürgen {Althaus}",
    year = "2024",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1436462"
}