PRATAMA, Aril. Efforts to Improve Volleyball Under Passing Using Modified Balls. Gladi : Jurnal Ilmu Keolahragaan, [S. l.], v. 16, n. 04, p. 531–539, 2025. DOI: 10.21009/GJIK.164.05. Disponível em: https://journal.unj.ac.id/unj/index.php/gjik/article/view/61104. Acesso em: 28 may. 2026.