Rivandy M. Pengaruh latihan fartlek dan continious run terhadap daya tahan kardiorespirasi (vo2 max). Phys. Educ. Learn. Teach. Assess. 2026;1(1):1-6. Accessed September 21, 2026. https://ejournals.pjki.or.id/index.php/pelta/article/view/6