JANSHANLO, R. E. Sustainable development of Kazakhstan’s economy: formulation of the problem. Journal of Economic Research & Business Administration, [S. l.], v. 117, n. 5, p. 4–10, 2016. Disponível em: https://be.kaznu.kz/index.php/math/article/view/1471. Acesso em: 24 nov. 2024.