Lutkov, V., L. . Miller, G. . Smirnov, and D. . Shadrin. “PHYSICAL OVERSTRAIN IN SPORTS: MODERN PREVENTION AND REHABILITATION PROCEDURE”. Theory and Practice of Physical Culture, no. 12, Dec. 2021, pp. 30-32, http://tpf1610220.nichost.ru/index.php/TPPC/article/view/77.