Endrawan, I.B. et al. 2022. The effect of frog jumping and skipping exercises on squat style long jump results. Jurnal Maenpo : Jurnal Pendidikan Jasmani Kesehatan dan Rekreasi. 12, 2 (Dec. 2022), 128–138. DOI:https://doi.org/10.35194/jm.v12i2.2596.