@book { DasPattzwischendenGesellschafternderzweigliedrigenGmbH,
    title = "Das Patt zwischen den Gesellschaftern der zweigliedrigen GmbH",
    author = "Harald {Knies}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099288"
}