Roberson, Ronald G. The Ethiopian Catholic Church. Eastern Catholic Churches. Catholic Near East Welfare Association: 2. [24 January 2012]. (原始内容存档于2015-01-20).
Professor Sergew Hable Sellassie & Belaynesh Mikael. Worship in the Ethiopian Orthodox Church. The Church of Ethiopia – A Panorama of History and Spiritual Life. Addis Ababa. 2003 [1970] [5 November 2014]. (原始内容存档于2020-11-12) –通过EthiopianOrthodox.org.
Krylov, Alexander. Islam and nationalism: Two trends of the separatist movement in Ethiopia. Northeast African Studies. 1990, 12 (2/3): 171–76. JSTOR 43660322.
Professor Sergew Hable Sellassie & Belaynesh Mikael. Worship in the Ethiopian Orthodox Church. The Church of Ethiopia – A Panorama of History and Spiritual Life. Addis Ababa. 2003 [1970] [5 November 2014]. (原始内容存档于2020-11-12) –通过EthiopianOrthodox.org.
Roberson, Ronald G. The Ethiopian Catholic Church. Eastern Catholic Churches. Catholic Near East Welfare Association: 2. [24 January 2012]. (原始内容存档于2015-01-20).