Rizkan Gaffara, G., Maratis, J., Sitoayu, L., Adi Pamungkas, R., & Ummanah, U. (2024). Geographic Information System Using Postgre SQL-QGIS for Slum Squatter Distribnution Mapping in North Jakarta. Ranah Research : Journal of Multidisciplinary Research and Development, 6(6), 2734-2738. https://doi.org/10.38035/rrj.v6i6.1173