@book { DerScheidungsgrunddesArt142ZGB,
    title = "Der Scheidungsgrund des Art. 142 ZGB",
    subtitle = "Nach der Praxis der Basler Gerichte (1957-1968)",
    author = "Georg {von der Mühll}",
    year = "1975",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1069594"
}