Sabirov Д.; Smykova М. Innovative quality management methods of hotel services. ECONOMIC Series of the Bulletin of the L N Gumilyov ENU, [S. l.], n. 2, p. 99–107, 2023. Disponível em: https://bulecon.enu.kz/index.php/main/article/view/395. Acesso em: 4 may. 2024.