GHADBAN, Yahya. The effect of feedback by using optical means in some variables biomechanics and effectively push weight for beginners. Journal of Physical Education, Baghdasd, Iraq., v. 26, n. 3, p. 234–248, 2014. DOI: 10.37359/JOPE.V26(3)2014.501. Disponível em: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/501.. Acesso em: 17 may. 2024.