Rifqi Ramadhan, I Made Satria Ambara, Taufiq Agung Kurniawan, Fitri Kartiasih, Raden Muaz Munim, and Somethea Buoy. “Estimating Economic Activity Using Geospatial Big Data in East Java, Indonesia: Relative Spatial GDP Index Approach”. Jurnal Aplikasi Statistika & Komputasi Statistik 17, no. 2 (December 31, 2025): 189–210. Accessed January 24, 2026. https://jurnal.stis.ac.id/index.php/jurnalasks/article/view/856.