“IMPLEMENTASI ALGORITMA HAVERSINE PADA APLIKASI PENCARIAN LAYANAN KESEHATAN BERBASIS ANDROID”. Journal of Innovation And Future Technology (IFTECH) 6, no. 2 (July 20, 2024): 203–210. Accessed September 14, 2025. http://ejournal.lppm-unbaja.ac.id/index.php/iftech/article/view/3309.