Lopatina , Olga, Olga Shubina, and Alena Bastrykina. “OUTDOOR GAMES AND GAME EXERCISES WITH THE BALL IN THE CLASSROOM FOR PHYSICAL CULTURE AND SPORTS AT THE UNIVERSITY”. Health, physical culture and sports 27, no. 3 (October 29, 2022): 87-93. Accessed August 30, 2025. https://hpcas.ru/article/view/12053.