One or more of the preceding sentences incorporates text from a publication now in the public domain: Robinson, Paschal (1908). "Order of Friars Minor Conventuals". In Herbermann, Charles (ed.). Catholic Encyclopedia. Vol. 4. New York: Robert Appleton Company. Retrieved 22 December 2017.
Donovan, Stephen (1907). "Bl. Albert Berdini of Sarteano". The Catholic Encyclopedia. Vol. 1. New York, NY: Robert Appleton Company. Retrieved 29 December 2019 – via newadvent.org. This article incorporates text from this source, which is in the public domain.
Donovan, Stephen (1907). "Francesco Lorenzo Brancati di Lauria". The Catholic Encyclopedia. Vol. 2. New York, NY: Robert Appleton Company. Retrieved 29 December 2019 – via newadvent.org. This article incorporates text from this source, which is in the public domain.
Oliger, Livarius (1911). "Nicholas Papini". The Catholic Encyclopedia. Vol. 11. New York, NY: Robert Appleton Company. Retrieved 29 December 2019 – via newadvent.org. This article incorporates text from this source, which is in the public domain.