Herman Chaniago, Wahyuningtyas Puspitorini, and Yafi Velyan Mahyudi. 2024. “Gymnastic Sports Management Training for Physical Education Teachers in East Jakarta City”. GANDRUNG: Jurnal Pengabdian Kepada Masyarakat 5 (1):1451-59. https://doi.org/10.36526/gandrung.v5i1.3401.