ЖОЛДЫБАЕВА, С. Е. The role of transportation in the national economic development. Journal of Economic Research & Business Administration, [S. l.], v. 93, n. 5, p. 46–55, 2015. Disponível em: https://be.kaznu.kz/index.php/math/article/view/714. Acesso em: 21 nov. 2024.