TUSUPBEKOV, M. B.; AKHMETZHANOVA, S. B.; TILEUBERGEN, D. M. Issues concerning the application non-tariff regulation in Kazakhstan and foreign countries. Journal of Economic Research & Business Administration, [S. l.], v. 98, n. 4, p. 35–44, 2015. Disponível em: https://be.kaznu.kz/index.php/math/article/view/367. Acesso em: 1 sep. 2024.