The Armenian Catholic Church
- A short history of the church with a particular focus on the community in Lebanon.
- http://www.opuslibani.org.lb/church/armenian/ehistory.htm

Armenian Catholic Church in Russia
- Discusses the relationship of the Armenian Rite to Catholicism, as well as history of the Church, and the Liturgy.
- http://www.armeniancatholic.ru/en/

Paterna Caritas
- Encyclical of Pope Leo XIII, on reunion with Rome. Urges the Armenian Rite Catholics to be united with each other and to be shining examples of Christian life. Promulgated 25 July, 1888.
- http://www.vatican.va/holy_father/leo_xiii/encyclicals/documents/hf_l-xiii_enc_25071888_paterna-caritas_en.html