СЕРГЕЕВИЧ ДОБРОВОЛЬСКИЙ, Иван. The heterogeneity of the Prologue text, as shown by orthographic data. Slavistica Vilnensis, [S. l.], v. 53, n. 2, p. 35–51, 2004. Disponível em: https://www.zurnalai.vu.lt/slavistica-vilnensis/article/view/26863. Acesso em: 9 nov. 2025.