Zainal Abidin, Mohd Hazreek, Rosli Saad, Fauziah Ahmad, Devapriya Chitral Wijeyesekera, and Mohamad Faizal Tajul Baharuddin. 2014. “General Relationship Between Field Electrical Resistivity Value (ERV) and Basic Geotechnical Properties (BGP)”. International Journal of Integrated Engineering 6 (1). https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/849.