Kalinin, E.M., V.A. Kuzmichev, A.A. Khomyakova, and A.V. Leksakov. “CHARACTERISTICS OF COMPETITIVE ACTIVITY OF FOOTBALL PLAYERS OF VARIOUS PLAYING ROLES IN YOUTH NATIONAL TEAMS”. Theory and Practice of Physical Culture, no. 7 (August 19, 2022): 21–23. Accessed November 22, 2024. http://tpfk.ru/index.php/TPPC/article/view/278.