@book { JohannRudolfForcartWeissShne,
    title = "Johann Rudolf Forcart-Weiss & Söhne",
    subtitle = "Ein Beitrag zur Unternehmergeschichte",
    author = "Werner P. {Troxler}",
    year = "1973",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1069471"
}