Петренко, С. І. “Study of Adaptation to Physical Activity of Young Players With Different Levels of Biological Development”. Slobozhanskyi Herald of Science and Sport, no. 5-1(32) (December 30, 2012): 106–108. Accessed May 3, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/21961.