@book { AspektedesPhantastischen,
    title = "Aspekte des Phantastischen",
    subtitle = "Das Übernatürliche im Werk Werner Bergengruens",
    author = "Frank {Walpuski}",
    year = "2006",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101589"
}