KURBONOVA Z. A; DJURAYEVA N. B. QUALITY OF SERVICE IN THE HOTEL INDUSTRY AND ITS IMPROVEMENT. International Engineering Journal For Research & Development, [S. l.], v. 6, n. ICDSIIL, p. 3, 2021. DOI: 10.17605/OSF.IO/E57NW. Disponível em: https://iejrd.com/index.php/iejrd/article/view/1598. Acesso em: 17 apr. 2026.