AHMED AL-HAYALI, omar; MOHAMMED ABDUL-ALLAH, A. The effect of simultaneous and sequential exercises of the phosphagen and lactate energy systems on a number of physical and functional variables and achievement in the 200-meter sprint for juniors. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 26, n. 81, p. 341–382, 2023. DOI: 10.33899/rjss.2023.140177.1185. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50904. Acesso em: 2 oct. 2025.