Pujianto D. THE DIFFERENCES OF INTRUCTIONAL MEDIA AND COORDINATION IN LEARNING OUTCOMES OF GROUNDSTROKES TENNIS ON NOVICE LEVEL ATHLETES. jipes [Internet]. 2017Jul.3 [cited 2024Apr.19];3(1):19 -25. Available from: https://journal.unj.ac.id/unj/index.php/jipes/article/view/3311