The Canons of the first four general Councils of Nicaea, Costantinople, Ephesus and Chalcedon - Bright, William. (OLS)http://semarc/name/20550 (at the Clarendon Press,, 1892)
Keywords: Concilio di Calcedonia <451>. (OLS)http://semarc/subject/56; Concilio di Costantinopoli <381>. (OLS)http://semarc/subject/8642; Concilio di Efeso <431>. (OLS)http://semarc/subject/109; Concilio di Nicea I <325>. (OLS)http://semarc/subject/609