@book { WeltundBewutsein,
    title = "Welt und Bewußtsein",
    subtitle = "Eine Topographie der inneren Erfahrung",
    author = "Hartmut {Heuermann}",
    year = "2002",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093893"
}