Herman Chaniago, Wahyuningtyas Puspitorini, and Yafi Velyan Mahyudi. “Gymnastic Sports Management Training for Physical Education Teachers in East Jakarta City”. GANDRUNG: Jurnal Pengabdian Kepada Masyarakat, Vol. 5, no. 1, Jan. 2024, pp. 1451-9, doi:10.36526/gandrung.v5i1.3401.