MOHAMMAD ABDULLAH, A.; AHMED AL-HAYALI, omar. The impact of concurrent and sequential training of the phosphagen and lactate energy systems on several functional variables and the performance in the 200-meter sprint for juniors. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 27, n. 85, p. 561–600, 2024. DOI: 10.33899/rjss.2024.185349. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50527. Acesso em: 2 oct. 2025.