Loppies, SH, Latif A, supriadi D. Geographical Information System Mapping of Temporary Landfills Using the Haversine Formula Method Based on Android. etj [Internet]. 2022 Oct. 6 [cited 2024 Jul. 3];7(10):1563-8. Available from: https://everant.org/index.php/etj/article/view/731