Ridwan, Mokhammad, Soegiyanto Soegiyanto, and Eri Dwi Kusworo. “SUMBANGAN POWER OTOT LENGAN PANJANG LENGAN KEKUATAN OTOT PERUT TERHADAP LEMPARAN KEDALAM”. Journal of Sport Science and Fitness 1, no. 2 (1). Accessed May 1, 2024. https://journal.unnes.ac.id/sju/jssf/article/view/1533.