@book { sthetischeBildung,
    title = "Ästhetische Bildung",
    subtitle = "Studien zur Kunsttheorie Wilhelm von Humboldts",
    author = "Wolf Dieter {Otto}",
    year = "1988",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1075132"
}