Ажиппо, Александр, and Татьяна Бала. “Flexibility Development Among 5–6th Grade Schoolchildren under the Influence of Cheerleading Activity”. Slobozhanskyi Herald of Science and Sport, no. 5(61) (October 31, 2017): 12–17. Accessed July 18, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/112509.