DAVIS, Leo D. The first seven ecumenical councils (325 - 787): their history and theology. Collegeville, Minn: The Liturgical Press, 1990. 342 s. (A Michael Glazier Book). Dostupné online. ISBN978-0-8146-5616-7.
KELLY, Joseph Francis. The ecumenical councils of the Catholic Church: a History. Collegeville (Minn.): Liturgical Press, 2009. Dostupné online. ISBN978-0-8146-5376-0.
MONDIN, Battista. Dizionario dei teologi. [s.l.]: Edizioni Studio Domenicano 708 s. Dostupné online. ISBN978-88-7094-111-1. (italsky) Google-Books-ID: gqqlRMXGr4wC.
Prosopographie chrétienne du Bas-Empire. [s.l.]: Editions du Centre national de la recherche scientifique 1060 s. Dostupné online. ISBN978-2-916716-12-1. (francouzsky) Google-Books-ID: 8rjYAAAAMAAJ.
OLMI, Antonio. Il consenso cristologico tra le chiese calcedonesi e non calcedonesi (1964-1996). [s.l.]: Gregorian Biblical BookShop 860 s. Dostupné online. ISBN978-88-7652-966-5. (italsky) Google-Books-ID: flBi2lCLdg0C.