@book { TrinittalsArchetyp,
    title = "Trinität als Archetyp?",
    subtitle = "Erläuterungen zu C. G. Jung, Hegel und Augustinus",
    author = "Erwin {Schadel}",
    year = "2008",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1105341"
}