Hadi, Samsul, Soegiyanto Soegiyanto, and Sugiarto Sugiarto. “SUMBANGAN POWER OTOT LENGAN, KEKUATAN OTOT TANGAN, OTOT PERUT TERHADAP AKURASI LEMPARAN”. Journal of Sport Science and Fitness 2, no. 1 (1). Accessed May 20, 2024. http://journal.unnes.ac.id/sju/jssf/article/view/1951.