Ahmad Faisal Waruhu, Nurkadri, Ronaldo Sagala, Adam Yusril Mahendra, Kriswandoyo, and Laurencia Averina. “The Effect of Arm Muscle Training on Back Hand Strokes in Court Tennis”. Jurnal Pendidikan Jasmani (JPJ) 4, no. 2 (December 30, 2023): 280-285. Accessed May 28, 2026. https://jurnal.stokbinaguna.ac.id/index.php/JPJ/article/view/1564.