Усенова A. Directions of economic growth of the chemical and petrochemical industry of the Republic of Kazakhstan. Journal of Economic Research & Business Administration, [S. l.], v. 121, n. 3, p. 134–143, 2017. Disponível em: https://be.kaznu.kz/index.php/math/article/view/1935. Acesso em: 24 nov. 2024.