محمود قادر علي الحيالي ع. A comparative Study in Direction for Sporting Superiority in Some Players of the Individualand Collective Games with the Playersof the Crippled Sport. College of Basic Education Research Journal, [S. l.], v. 5, n. 4, p. 230–265, 2007. Disponível em: https://stats.uomosul.edu.iq/index.php/berj/article/view/39884. Acesso em: 26 oct. 2025.