Sabariah. “Improving Volleyball Bottom Passing Learning Outcomes Through Problem Based Learning (PBL) in Class VIII Students of SMPN 4 BIREM BAYEUN”. Marga: Journal Of Innovation and Creatifity 1, no. 1 (August 31, 2023): 46-51. Accessed April 18, 2026. https://jurnal.stokbinaguna.ac.id/index.php/marga/article/view/2022.