“Application of Clay-based Nanoparticles for Enhancement of Biogas Production from Anaerobic Co-digestion of Cow Dung and Yam Peels”, UJCEE, vol. 1, no. 1, pp. 1–14, Jun. 2026, Accessed: Jun. 23, 2026. [Online]. Available: https://journals.unizik.edu.ng/ujcee/article/view/8236