LE, H. A.; NGUYEN, M. D.; NGUYEN, V. T.; TO, X. B. Develop a smart tourism system for Hoa Binh province. Journal of Geodesy and Cartography, [S. l.], n. 52, p. 47–53, 2022. DOI: 10.54491/jgac.2022.52.597. Disponível em: https://jgac.vn/index.php/journal/article/view/597. Acesso em: 7 nov. 2026.