KHAMES, Saad. The impact of physical and sports activities in school psychological level of alienation a among some primary school students aged 9-10 years. Journal of Physical Education, Baghdasd, Iraq., v. 27, n. 4, p. 394–418, 2015. DOI: 10.37359/JOPE.V27(4)2015.681. Disponível em: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/681.. Acesso em: 4 may. 2024.