@book { OrdensreformundKonziliarismus,
    title = "Ordensreform und Konziliarismus",
    subtitle = "Der Franziskanerprovinzial Matthias Döring (1427-1461)",
    author = "Petra {Weigel}",
    year = "2005",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099231"
}