FEATURES OF THE APPLICATION OF THE MODERN METHOD OF FOUR-VOLUME TRAINING. Education in the 21st Century, [S. l.], v. 4, n. 1, p. 115–122, 2022. DOI: 10.46991/educ-21st-century.v4.i1.115. Disponível em: https://journals.ysu.am/Educ-21st-Century/article/view/vol7_no1_2022_pp115-122. Acesso em: 7 jul. 2026.