PHUKON, A. J.; DHAR, K. Developing a Variation Index for Understanding Step Characteristics in the Long Jump Approach Run. Physical Education Theory and Methodology, [S. l.], v. 25, n. 1, p. 139–146, 2025. DOI: 10.17309/tmfv.2025.1.17. Disponível em: https://www.tmfv.com.ua/journal/article/view/3089. Acesso em: 10 jul. 2026.