Purwanto E, Gunadi G. Implementasi Metode Haversine Formula pada Otomasi Registrasi Pelanggan Layanan Internet Berbasis Web. Technologica [Internet]. 2026 Jan. 25 [cited 2026 Jan. 27];5(1):185-97. Available from: https://www.journals.gesociety.org/index.php/technologica/article/view/550