@book { GlaubeundDenken,
    title = "Glaube und Denken",
    subtitle = "19. Jahrgang 2006- Jahrbuch der Karl-Heim-Gesellschaft",
    author = "Martin {Rothgangel} and Hans {Schwarz}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101930"
}