Проскуров, Є. М., and О. І. Камаєв. “Young Men 10–11 Year Old Speed-Power Capabilities Development by Loading Individualization”. Slobozhanskyi Herald of Science and Sport, no. 4(27), Dec. 2011, pp. 102-7, https://journals.uran.ua/index.php/1991-0177/article/view/28662.