@book { DieAbgrenzungderleitendenAngestellten,
    title = "Die Abgrenzung der leitenden Angestellten",
    author = "Sascha {Leese}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1089641"
}