M. B. Budianto, I. G. Putra, and H. Saidah, “INDEKS KEKERINGAN HIDROLOGI BERDASARKAN DEBIT (STUDI KASUS DAERAH ALIRAN SUNGAI SIDUTAN): Hydrology Drought Index Based on Discharge (Case Study Sidutan Watershed)”, SS, vol. 7, no. 2, pp. 115–125, Dec. 2020.