@book { AnalysevonUnternehmenskulturen,
    title = "Analyse von Unternehmenskulturen",
    subtitle = "Eine empirische Studie",
    author = "Horst {Kern}",
    year = "1991",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1079710"
}