САНЖАРОВА, Н. М.; ПОПОВА, М. В. Influence of Taekwondo on Flexibility Development in Boys of Primary School Age. Physical Education Theory and Methodology, [S. l.], n. 2, p. 15–19, 2015. DOI: 10.17309/tmfv.2015.2.1137. Disponível em: https://tmfv.com.ua/journal/article/view/1137. Acesso em: 8 jul. 2026.