Scientific and practical bases of concepts of service quality and efficiency in hotel business . Information Horizons: American Journal of Library and Information Science Innovation (2993-2777), [S. l.], v. 2, n. 1, p. 223–226, 2024. Disponível em: https://mail.grnjournal.us/index.php/AJLISI/article/view/2859. Acesso em: 26 jan. 2026.