Bedarkov K.I., and Shilko V.G. 2023. “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, no. 8 (August):26-28. http://tpfk.ru/index.php/TPPC/article/view/702.