Personalized Portable Travelogue Guide on Multi-Source. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 4, n. 2, p. 45–47, 2017. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/1897. Acesso em: 1 nov. 2025.