Arjuna, F., G. Pamungkas, N. Primasoni, and T. W. Rahayu. “The Effects of an 8-Week Strength Training Toward the Specific Preparation Phase on Male Volleyball Athletes’ Performance”. Physical Education Theory and Methodology, vol. 24, no. 1, Feb. 2024, pp. 7-15, doi:10.17309/tmfv.2024.1.01.