Sufiyanussuari, Syazwan Aiman, et al. “Groundwater Pathway Mapping Using Electrical Resistivity Tomography (ERT) Method”. Journal of Sustainable Underground Exploration , vol. 1, no. 1, Dec. 2021, pp. 32-37, https://penerbit.uthm.edu.my/ojs/index.php/j-sue/article/view/10164.