Hidiya, M., Tjahjono, B. . and Priatna, D. (2026) “Analysis of water-regulating ecosystem services in the Upper Ciliwung Watershed from 2015 to 2025 based on vegetation index, morphometric characteristics, and soil properties”, Indonesian Journal of Applied Environmental Studies, 7(2), pp. 69–77. doi: 10.33751/injastunpak.v7i1.73.