АХМЕТОВА, С. Т. Засухи в Северном Казахстане. Journal of Geography and Environmental Management, [S. l.], v. 34, n. 1, p. 90–95, 2019. Disponível em: https://bulletin-geography.kaznu.kz/index.php/1-geo/article/view/650. Acesso em: 15 дек. 2025.