Development of Location-based Emergency Mobile Application during Disaster with Haversine Formula and QGIS. Technovasia: Journal of Technology & Computer Research in Innovation, Science, and Applications, [S. l.], v. 1, n. 1, p. 48–56, 2025. Disponível em: https://journal-iam.com/index.php/technovasia/article/view/28. Acesso em: 28 oct. 2025.