The improvement of the teaching-learning process of Chess of the category 10-11 years. Sport and Science, [S. l.], v. 5, n. 1, p. 19–31, 2020. DOI: 10.34982/2223.1773.2020.V5.No1.002. Disponível em: https://cienciaydeporte.reduc.edu.cu/index.php/cienciaydeporte/article/view/110. Acesso em: 29 sep. 2025.