β€œThe Evolution of Mass Gymnastic Performances (the End of the 19th Century – the Beginning of the 21st Century)”. Physical education, sport and health culture in modern society, no. 1 (49) (March 31, 2020): 9–20. Accessed November 23, 2024. https://sport.vnu.edu.ua/index.php/sport/article/view/2195.