Octapian, Yenrico Octapian, Yulian Widya Saputra, Aisyah Trees Sandy, and Mei Vita Romadon Ningrum. 2026. “Pemetaan Tingkat Kerawanan Banjir Menggunakan Sistem Informasi Geografis (SIG) Di Kota Samarinda”. Ranah Research : Journal of Multidisciplinary Research and Development 8 (4), 2303-10. https://doi.org/10.38035/rrj.v8i4.2128.