KILDEEV, M. V., “Practical Experience of Sociological Studies of Religiosity in the USSR (1966-1991) and Its Significance for the Present. (On Materials of Tatarstan Autonomy)”, Статьи, State, Religion and Church, 28/3 (2010), 40-5, https://state-religion-church.owebs.ru/article/view/10470, accessed 8 Nov. 2026.