Zaki Sabry, Riyadh, and Wejdan I. Awad AlAli. “Improving Grounding System for Oil Tanks Using Finite Element Method, Taking into Account the Frequency Dependence of Soil Parameters”. Al-Rafidain Engineering Journal (AREJ) 27, no. 2 (September 1, 2022): 92–100. Accessed August 8, 2025. https://ojs.uomosul.edu.iq/index.php/arej/article/view/26844.