“ANALISIS PENGEMBANGAN MODEL SERVIS DALAM CABANG OLAHRAGA TENNIS LAPANGAN”. Jurnal Pedagogik Olahraga 9, no. 2 (November 28, 2023): 122–125. Diakses Maret 23, 2026. https://jurnal.unimed.ac.id/2012/index.php/jpor/article/view/53374.