Setyawan , Rudi Firman, Bangun Muljo Sukojo, Andie Setiyoko, and Yanto Budisusanto. “EMETAAN ITUS ERAJAAN AJAPAHIT ENGAN ENGGUNAKAN ISTEM NFORMASI EOGRAFIS AN IGITAL LEVATIOAN ODEL ENGAN OFTWARE RCGIS 9.2”. GEOID 4, no. 2 (February 1, 2009): 177–182. ccessed January 3, 2026. https://journal.its.ac.id/index.php/geoid/article/view/1271.