Ukrainian Catholic University in Lviv
Institute of Church History of Ukrainian Catholic University in Lviv
Institute of Church Law
Institute of Ecumenical Studies of Ukrainian Catholic University in Lviv
Metropolitan Andrej Szpetycki Institute of Eastern Christianity Studies in Ottawa, CANADA
EFFATA Biblical Association of Supporting Interreligious and Ecumenical Dialogue
Fr. Marek Blaza’s, SJ Website (Fr. Marek Blaza is a jesuit and a biritualist. He works as a lecturer at the Papal Theological Insitute, Bobolanum Section in Warsaw and at Ukrainian Catholic University in Lviv. He specializes in Ecumenical and Dogmatic Theology. As a priest, he serves in Ukrainian – Byzantine and Romanian – Byzantine Rites as well as in his own Roman Catholic Rite.)
Rev. Janusz M. Czerski’s Webite (Rev. Janusz Czerski is a university profesor [he specializes in Biblical Studies, Liturgy and Spirituality of Byzantine Church], a member of Biblical Association of Poland, a member of the Scientific Committee of the Polish Academy of Sciences, Mitred reverend of the Greek Catholic Church and pastor of Transfiguration of Our Lord Greek Catholic parish in Opole.
Cathechism of the Catholic Church (Ukrainian language version)