Arifin, Arifin, and Wiwik Kusmawati. “Analysis Of The Differences In Running Intervals On Running Speed Of Students At Mts Al Amin Pakis”. Jurnal Pendidikan Jasmani (JPJ) 7, no. 1 (July 15, 2026): 206–211. Accessed August 17, 2026. https://www.jurnal.stokbinaguna.ac.id/index.php/JPJ/article/view/5799.