Fauzi, Fauzi, Faidillah Kurniawan, Nur Cholis Majid, and Noor Azuan Abu Osman. “The Impact of Modified Walking Exercise Incorporating Intensity Variations on Increasing Aerobic Endurance”. Jurnal Keolahragaan 11, no. 2 (September 30, 2023): 212–219. Accessed June 8, 2025. https://jurnal.uny.ac.id/index.php/jolahraga/article/view/63482.