Virrankoski, P.: "Suomen historia I" (2002) pp. 58 "Orthodoxy in Finland, past and present", edited by V. Purmonen (1984)p.
2015년 3월 5일에 확인함.  Virrankoski, P.: "Suomen historia I" (2002) pp. 58 "Orthodoxy in Finland, past and present", edited by V. Purmonen (1984)p.