Arief Darmawan et al. 2023. Improvement of Game Understanding and Modern Regulation of Pentathlon in 2022 in East Java. GANDRUNG: Jurnal Pengabdian Kepada Masyarakat. 4, 1 (Jan. 2023), 647–653. DOI:https://doi.org/10.36526/gandrung.v4i1.2237.