Thapa, Dilli Ram. “Use of Two Dimensional Electrical Resistivity Tomography (2D- ERT) Synthetic Modelling to Detect Collapse Masses”. Journal of Nepal Geological Society 60 (September 16, 2020): 139–145. Accessed December 4, 2024. https://nepjol.info/index.php/JNGS/article/view/31250.