@book { IndividualandSociety,
    title = "Individual and Society",
    subtitle = "Nature - Marx - Mao",
    author = "Hugo {Cartesius}",
    year = "1977",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1070056"
}