Budiyanto, Muchamad, Hery Kristiyanto, and Muhammad Savareno. 2022. “Analisis Aliran Banjir Sungai Gajah Wong Daerah Istimewa Yogyakarta”. CivETech 4 (1), 30 - 40. https://doi.org/10.47200/civetech.v4i1.1104.