The current state of the market of fitness services in the Republic of Kazakhstan and the city of Almaty. Вестник КазНУ. Серия Экономическая, [S. l.], v. 116, n. 4/2, 2016. Disponível em: https://be.kaznu.kz/index.php/math/article/view/1347. Acesso em: 18 июл. 2026.