@book { DasGlckderStadt,
    title = "Das Glück der Stadt",
    subtitle = "Die Tyche von Antiochia und andere Stadttychen",
    author = "Eva {Christof}",
    year = "2001",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1091305"
}