BEDARKOV K.I.; SHILKO V.G. IMPROVING THE EFFECTIVENESS OF COMPETITIVE ACTIVITY OF FOOTBALL PLAYERS AGED 14-15 YEARS ON THE BASIS OF THE DEVELOPMENT OF POWER ABILITIES PROPER. Theory and Practice of Physical Culture, [S. l.], n. 8, p. 26–28, 2023. Disponível em: http://tpf1610220.nichost.ru/index.php/TPPC/article/view/702. Acesso em: 13 mar. 2025.