JASIM, O. The effect of using two styles skills training ( single and merged ) on a number of skillful variables for young football players. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 21, n. 68, p. 87–113, 2018. DOI: 10.33899/rajsport.2018.163002. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50796. Acesso em: 2 oct. 2025.