M. Ahmad, Marwan, Muhammed Y. Taha, and Nibras S. Shakir. “Applicability of Using the Earth Resistivity in Evaluating of Some Engineering Parameters for Road Subgrade/Naynawa Governorate”. Iraqi National Journal of Earth Science (INJES) 18, no. 1 (June 1, 2018): 135–148. Accessed September 3, 2025. https://ojs.uomosul.edu.iq/index.php/injes/article/view/40770.