Maksimenko, I.G., G.N. Maksimenko, V.A. Malakhov, and D.N. Baeva. “Substantiation of Training Loads in the Annual Training Cycle of Young Football Players”. Theory and Practice of Physical Culture, no. 4 (April 7, 2022): 18–20. Accessed May 4, 2024. http://tpfk.ru/index.php/TPPC/article/view/176.