XALMATOVA NASIBA BOZARBOYEVNA. WAYS TO ENHANCE THE ENDURANCE OF ADOLESCENT ATHLETES IN SWIMMING TRAINING. Research Focus International Scientific Journal, [S. l.], v. 4, n. 9, p. 105–108, 2025. DOI: 10.66073/10.66073. Disponível em: https://refocus.uz/index.php/1/article/view/1772. Acesso em: 9 may. 2026.