Putri, S. A. R. (2019). THE INFLUENCE OF SMASH EXERCISE USING HANGER BALL ON THE ACCURACY OF SMASH OPEN IN THE VOLLEY BALL GAME IN CLASS VIII PRINCESS STUDENTS OF SMP NEGERI 50 PALEMBANG. JIPES - JOURNAL OF INDONESIAN PHYSICAL EDUCATION AND SPORT, 5(02), 91–99. Retrieved from https://journal.unj.ac.id/unj/index.php/jipes/article/view/14605