Lamb, Christopher. «English-based Cistercian Abbot to return to Norway as Bishop-Prelate» (på english). Besøkt 3. november 2019. «During his time in Rome, the future church leader taught at the Benedictines’ Pontifical University of Sant’Anselmo and worked in the Scandinavian section of Vatican Radio»
vatican.va
press.vatican.va
oppført som Rev.mo P. Erik Varden, O.C.S.O., press.vatican.va, besøkt 1. oktober 2019[Hentet fra Wikidata]
«Vatikanets bulletin». Holy See Press Office. 1. oktober 2019. Besøkt 1. oktober 2019. «The Holy Father has appointed as bishop-prelate of Trondheim, Norway, the Reverend Fr. Erik Varden, O.C.S.O., currently abbot of Mount Saint Bernard in Leicestershire, England»