@book { GeistundGeschichte,
    title = "Geist und Geschichte",
    subtitle = "Studien zur Philosophie Hegels",
    author = "Helmut {Schneider}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1087104"
}