KARIM MUSTAFA, N.; AHMED ASSI, M. The Effect of Physical Stiffness Exercises on Some of the Physical Abilities of Young Handball Players. College of Basic Education Research Journal, [S. l.], v. 18, n. 4, p. 675–683, 2022. DOI: 10.33899/berj.2022.176455. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/39149. Acesso em: 26 oct. 2025.