KARPENKO, Ludmila Borisovna. St. Cyril Glagolitic alphabet. About the roots of the Slavic spirituality. State, Religion and Church, [S. l.], v. 27, n. 2, p. 16–40, 2009. Disponível em: https://state-religion-church.owebs.ru/article/view/10384. Acesso em: 8 nov. 2026.