Bahtra, Ridho, Untung Fahrozi, and Aldo Naza Putra. “Meningkatkan Volume Oksigen Maksimal (VO2Max) Melalui Latihan Circuit Training Ekstensif”. JUARA : Jurnal Olahraga 5, no. 2 (July 26, 2020): 201-208. Accessed July 22, 2024. https://jurnal.upmk.ac.id/index.php/juara/article/view/979.