Ologhadien, I. and Nwaogazie, I. L. (2020) “Comparative Evaluation of IDF Equation Types in Southern Nigeria”, Emerging Issues in Science and Technology Vol. 4, pp. 155-169. Available at: https://stm1.bookpi.org/index.php/eist-v4/article/view/1511 (Accessed: 18June2026).