Idrus, A., and N. I. Mohamad. “THE INFLUENCE OF SUPPORTING LEG ON STRENGTH AND BALANCE DURING MAXIMAL INSTEP KICK TOWARDS KICKING PERFORMANCE AMONG UPSI FUTSAL RECREATIONAL PLAYERS. (25 - 40)”. Jurnal Sains Sukan & Pendidikan Jasmani, vol. 4, no. 1, Oct. 2015, pp. 25-40, https://ejournal.upsi.edu.my/index.php/JSSPJ/article/view/604.