С. Евгеньевна Никитина, “Russian Confessional Groups Today: Surroundings and Contacts with Other Confessions”, SV, vol. 50, no. 2, pp. 67–76, Dec. 2001, Accessed: Jul. 03, 2024. [Online]. Available: https://www.journals.vu.lt/slavistica-vilnensis/article/view/26816