Improving the quality of tourism human resources in thanh hoa province in the current context. Revista de Investigaciones Universidad del Quindío, [S. l.], v. 33, n. 1, p. 196–205, 2021. DOI: 10.33975/riuq.vol33n1.557. Disponível em: https://ojs.uniquindio.edu.co/ojs/index.php/riuq/article/view/557. Acesso em: 26 jun. 2026.