@book { VonderKanzel,
    title = "Von der Kanzel",
    subtitle = "Ein nachdenkliches Brevier für alle, die predigen",
    author = "Klaus {Schwarzwäller}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1096432"
}