The effect of cross-training on weight reduction and some biochemical variables for aerobic trainees aged (25-35). Journal of the College of Basic Education, [S. l.], v. 22, n. 94, p. 1033–1062, 2022. DOI: 10.35950/cbej.v22i94.8421. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/8421.. Acesso em: 7 may. 2025.