Aho, I. M., G. D. Akpen, and C. C. Aniakor. “Modelling Self Purification of River Benue Within Makurdi.”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT 17, no. 3 (September 1, 2021): 347-356. Accessed April 29, 2024. https://www.azojete.com.ng/index.php/azojete/article/view/448.