Kostyukov V.V., Nirka V.V., Fedotov D.E., Karlitsky I.N., and Kostyukova O.N. “Russian Beach Volleyball at the Olympic Games: Results, Problems, Prospects”. Theory and Practice of Physical Culture, no. 10 (November 3, 2023). Accessed January 22, 2025. http://tpf1610220.nichost.ru/index.php/TPPC/article/view/739.