Jatra, Rices, Alnedral, and Kamal Firdaus. “Forehand and Backhand Tennis Exercises: Study Literature Review ”. Indonesian Journal of Physical Education and Sport Science 3, no. 1 (March 23, 2023): 96-105. Accessed December 20, 2024. https://update.journaldev.latihan.my.id/index.php/ijpess/article/view/371.