САНСЫЗБАЕВА, Г.; САНСЫЗБАЕВ, С. Analysis of a condition of water resources of the Republic of Kazakhstan and their use. Journal of Economic Research & Business Administration, [S. l.], v. 120, n. 2, p. 4–10, 2017. Disponível em: https://be.kaznu.kz/index.php/math/article/view/1861. Acesso em: 26 sep. 2024.