AFFAN, M.; HIDAYATULLAH, F.; DAHLAN. Web-Based Geographic Information System on the Covid-19 Vaccine in Banda Aceh City. International Journal of Seocology, [S. l.], v. 4, n. 01, p. 025–033, 2022. Disponível em: https://seocologi.com/index.php/seocology/article/view/78. Acesso em: 27 apr. 2024.