MUTAMAN JABAR MOHAMED HUSSEIN. The Use of Direct Visual Observation as a Means for Learning Leg Movements and Breathing in Butterfly Swimming. Journal of Education and Sport Science, [S. l.], v. 7, n. 1, p. 45–50, 2026. DOI: 10.31942/jess.v7i1.15745. Disponível em: https://publikasiilmiah.unwahas.ac.id/JESS/article/view/15745. Acesso em: 4 jun. 2026.