@book { ReligiseGeheimsignale,
    title = "Religiöse Geheimsignale",
    subtitle = "Ethik. Bibel. Kirchenjahr- Über deutsche Dichtungen 1",
    author = "Wolfgang {Wittkowski}",
    year = "2002",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093585"
}