ЖУМАБЕКОВА, Г. Ж. Scientific - practical recommendations on improvement of regional nature in the Republic of Kazakhstan. Journal of Economic Research & Business Administration, [S. l.], v. 90, n. 2, p. 60–63, 2015. Disponível em: https://be.kaznu.kz/index.php/math/article/view/610. Acesso em: 1 sep. 2024.