PORAKISCHWILI, Surab. Lew Tolstoi und die Duchoboren in Georgien. Georgica, [S. l.], v. 10, p. 79–82, 1987. Disponível em: https://georgica.journals.humanities.tsu.ge/index.php/georgica/article/view/10154. Acesso em: 7 feb. 2026.