@book { Deprocessibusmatrimonialibus,
    title = "De processibus matrimonialibus",
    subtitle = "Fachzeitschrift zu Fragen des Kanonischen Ehe- und Prozessrechtes – Band 25-26 (2019)",
    author = "Elmar {Güthoff} and Karl-Heinz {Selge}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1111564"
}