Aghyppo, Oleksandr. “Substantiation of Methodological Approaches to Compiling Complex Recreational Programs”. Slobozhanskyi Herald of Science and Sport, no. 2(64) (April 30, 2018): 7–11. Accessed April 27, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/129828.