Dio Alif Airlangga Daulay, Iman Sulaiman, Fatah Nurdin. GAME-BASED BACKHAND TENNIS TECHNIQUE LEARNING MODEL TO IMPROVE LEARNING OUTCOMES. GJIK [Internet]. 2021 Sep. 30 [cited 2024 Nov. 5];12(04):269-80. Available from: https://journal.unj.ac.id/unj/index.php/gjik/article/view/22143