Muammar E. Stagnation of Achievements of Indonesian Athletes at The International Level. jrssem [Internet]. 2025 Apr. 30 [cited 2026 Oct. 9];4(9):1099-114. Available from: http://www.jrssem.publikasiindonesia.id.solusipublish.com/index.php/jrssem/article/view/813