Rizki Febriansyah, Siti Ayu Risma Putri, Hikmah Lestari. PENGARUH LATIHAN CIRCUIT TRAINING DAN INTERVAL TRAINING TERHADAP KEMAMPUAN VO2MAX SISWA EKSTRAKURIKULER FUTSAL SMA NEGERI 1 TANJUNG LAGO. Jurnal Ilmiah Spirit [Internet]. 2025May21 [cited 2026May7];25(2):24-1. Available from: https://ejournal.utp.ac.id/index.php/JIS/article/view/4911