“The Effectiveness of Krwanjang Game Implementation on Sepak sila’s Skills in Sepak Takraw Game at Surabaya Sepak Takraw Academy”. Jurnal SPORTIF : Jurnal Penelitian Pembelajaran 7, no. 3 (December 31, 2021): 367–377. Accessed April 3, 2025. https://ojs.unpkediri.ac.id/index.php/pjk/article/view/16148.