Бала, Т. “Influence Cheerleading Exercise on Evaluation Degree Coordination Abilities of Schoolchildren of the 5–6th Forms of the Comprehensive School”. Slobozhanskyi Herald of Science and Sport, no. 4(27), Dec. 2011, pp. 14-19, https://journals.uran.ua/index.php/1991-0177/article/view/28607.