Efriza Yunardi, Lena Magdalena, and Mesi Febima. “Implementation of the Haversine Formula Method in Geographic Information Systems for Searching the Nearest Sea Freight Expedition Services in East Jakarta”. Journal of Artificial Intelligence and Engineering Applications (JAIEA) 4, no. 1 (October 15, 2024): 283–288. Accessed April 26, 2025. https://ioinformatic.org/index.php/JAIEA/article/view/622.