Sidorov S.S., Sushchenko V.P. and Usovich A.A. (2025) “The framework and syllabus of the optional course in physical education, «Phygital-sport»”, Theory and Practice of Physical Culture, (2), pp. 70–73. Available at: http://tpfk.ru/index.php/TPPC/article/view/1265 (Accessed: 10 April 2025).