T. Murtono, A. B. B. Bulu Baan, Hendriana Sri Rejeki, Nyoman Sukrawan, Satriani, and Bogy Restu Ilahi, “The Effect of Drill Training on Volleyball Smashing Ability at State Senior High School 1 South Dampal”, J. Ilm. Pendidik. Jasm, vol. 9, no. 4, pp. 879–887, Dec. 2025.