Skorosov K.K., Medvedev I.N., Ermolina N.V., and Zubko E.A. “Physical Abilities of Students With Different Years of Volleyball Training”. Theory and Practice of Physical Culture, no. 5 (August 5, 2025): 70–72. Accessed December 5, 2025. http://www.tpfk.ru/index.php/TPPC/article/view/1365.