Basic principles and general approaches of development of industry of tourism are in Republic of Kazakhstan: tourist projects and approaches. Вестник КазНУ. Серия Экономическая, [S. l.], v. 114, n. 2, 2016. Disponível em: https://be.kaznu.kz/index.php/math/article/view/1257. Acesso em: 20 июл. 2026.