Victoria A. UMEJURU, Isaac E. IHUA-MADUENYI, and Adaobi S. NWOSI-ANELE. “Performance Evaluation and Economic Assessment of Electrical Submersible Pumps for Heavy Oil Production in Mature Niger Delta Oilfields”. FUDMA Journal of Engineering and Technology 2, no. 1 (April 25, 2026): 500–516. Accessed June 14, 2026. https://fjet.fudutsinma.edu.ng/index.php/fjet/article/view/152.