@book { AmWebstuhlderZeit,
    title = "Am Webstuhl der Zeit",
    subtitle = "Social-politischer Roman in drei Bänden- Nachdruck der Ausgabe Braunschweig, Brecke, 1873",
    author = "Klaus {Mathes}",
    year = "1990",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1077164"
}