1.
Muslim KA, Himawan A, Handayani HY, Purwoto SP, Widodo HM. The Impact of Fartlek Training on Endurance and Speed Development in Amateur Futsal Players. JSES : J. Sport Exerc. Sci. [Internet]. 2025 Mar. 31 [cited 2026 Feb. 23];8(1):18-24. Available from: https://journal.unesa.ac.id/index.php/jses/article/view/39133