Effects of game-based swimming instruction on swimming skills and swimming-related self-confidence. Jurnal SPORTIF : Jurnal Penelitian Pembelajaran, [S. l.], v. 12, n. 2, p. 386–407, 2026. DOI: 10.29407/js_unpgri.v12i2.29390. Disponível em: https://ojs.unpkediri.ac.id/index.php/pjk/article/view/29390. Acesso em: 1 sep. 2026.