Muntohar, Agus Setyo, Nurul Fata, Apiniti Jotisankasa, and Kuo-Hsin Yang. 2020. “Suction Monitoring and Stability of Volcanic-Residual Soil Slope During Rainfall”. Civil Engineering Dimension 22 (2):68-74. https://doi.org/10.9744/ced.22.2.67-73.