GABITOV, Azat; SOLNYSHKINA, Marina; SHAYAKHMETOVA, Liliya; ILYASOVA, Liliya; AкBAROVA, Saida. Text Complexity In Russian Textbooks On Social Studies. Revista Publicando, "Quito, EC", v. 4, n. 13 (2), p. 597–606, 2017. Disponível em: https://revistapublicando.org/revista/index.php/crv/article/view/919. Acesso em: 3 apr. 2025.