Maulana, F. R., R. K. Wattimena, and B. Sulistianto. “Integrated D-InSAR and Ground-Based Radar for Open Pit Slope Stability Monitoring and Implications for Rock Mass Young’s Modulus Reduction”. Journal of Engineering and Technological Sciences, vol. 55, no. 3, Aug. 2023, pp. 247-60, doi:10.5614/j.eng.technol.sci.2023.55.3.3.