S., Dr. Needorn. R., Dr. Okoisama. T. C., and Agbiriogu. E. K. “Operations Improvement Function and Economic Sustainability of Petroleum Tank Farms in South South, Nigeria”. International Journal on Economics, Finance and Sustainable Development 4, no. 3 (March 22, 2022): 55-71. Accessed December 22, 2024. https://journals.researchparks.org/index.php/IJEFSD/article/view/2846.