@book { SymbolundWirklichkeit,
    title = "Symbol und Wirklichkeit",
    subtitle = "Ernst Ludwig Kirchners Bilder aus der Phantasie</I> und Edvard Munchs Lebensfries</I>",
    author = "Bettina {Kaufmann}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1102335"
}