Main hydrochemical characteristics of lake Zhaisan in the period 2020-2024. Natura Scientia Journal, [S. l.], v. 1, n. 1, 2025. DOI: 10.62687/NSJ.1.1.2025.3. Disponível em: https://nsj.aiu.kz/index.php/nsj/article/view/3. Acesso em: 4 feb. 2026.