Munandar, Weski, et al. “The Effect of Going Up and Down the Stairs to the Explosive Power of Leg Muscles in Pencak Silat Catching Snake Rolls”. Jurnal Penelitian Pendidikan IPA, vol. 10, no. SpecialIssue, Aug. 2024, pp. 566-71, doi:10.29303/jppipa.v10iSpecialIssue.9133.