Primasoni N, Karyono TH, Miftachurochmah Y, Utomo S, Sunaryo FYAB. Comparison of Cardiovascular Fitness using Two Different Measurement Instruments in U16 Soccer Players. JVARS [Internet]. 2025 Dec. 31 [cited 2026 Jan. 17];2(2):112-7. Available from: https://journal.uny.ac.id/publications/jvars/article/view/2523