Ramadan, Anri Noor Annisa, Wanny K Adidarma, Bambang Adi Riyanto, and Kamsiyah Windianita. “Determination of Hydrologic Soil Group for the Calculation of Floods At Upper Brantas Watershed”. JURNAL SUMBER DAYA AIR 13, no. 2 (February 6, 2018): 69–82. Accessed January 16, 2026. http://jurnalsda-dev.pusair-pu.go.id/index.php/JSDA/article/view/205.