Zerf, M., and L. Louglaib. “Maximal Aerobic Speed As Prior Reference Point Skills Fitness Capacities Among Elite Male Volleyball Players”. Physical Education of Students 23, no. 3 (May 24, 2019): 160–166. Accessed July 14, 2026. https://www.sportedu.org.ua/index.php/PES/article/view/836.