DEVELOPMENT OF SKILLS IN INDEPENDENT CLASSES. Pedagogy of Higher and Secondary Education, Kryvyi Rih, Ukraine, v. 21, p. 48–52, 2008. DOI: 10.31812/educdim.6637. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/6637. Acesso em: 6 dec. 2025.