Abdurahman, Muslim, Azhar Ramadhana Sonjaya, and Z Arifin. “Efektivitas Latihan Variatif Terhadap Peningkatan Teknik Servis Atas Bola Voli”. Jurnal Porkes 8, no. 2 (June 7, 2025): 719–727. Accessed February 8, 2026. https://e-journal.hamzanwadi.ac.id/index.php/porkes/article/view/29747.