Ali Hameed Ali Al-Zubaidi. “Effect of Using Agility Ladder Drills on Developing Certain Types of Speed and Skill Performance of the Close-to-the-Net Setup Skill in Volleyball”. Jurnal Bima : Pusat Publikasi Ilmu Pendidikan Bahasa dan Sastra 3, no. 3 (May 14, 2025): 01–09. Accessed June 5, 2025. https://journal.aripi.or.id/index.php/Bima/article/view/1828.