Arifin, Z, Boyke Mulyana, Nina Sutresna, Herman Subarjah, and Kukuh Wahyudin Pratama. “The Effect of Varied Training Methods With Smaller Class Sizes on students’ Front Crawl Swimming Skills”. Jurnal SPORTIF : Jurnal Penelitian Pembelajaran 10, no. 1 (April 30, 2024): 90-104. Accessed November 23, 2024. https://ojs.unpkediri.ac.id/index.php/pjk/article/view/22196.