SALAHADDIN, Mustafa. Using Leg Fins and Swimming Gloves and Their Effect on Developing 50m Butterfly Achievement. Journal of Physical Education, Baghdasd, Iraq., v. 22, n. 2, p. 260–282, 2010. DOI: 10.37359/JOPE.V22(2)2010.761. Disponível em: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/761.. Acesso em: 12 may. 2024.