ABDUL KARIM JASSEM, M. The effect of skillful exercises by both training methods , The Repetition and Interval in some basic skills of youth football players. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 20, n. 65, p. 145–168, 2014. DOI: 10.33899/rajsport.2014.89576. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50178. Acesso em: 2 oct. 2025.