Asiru, W. B., A. O. Raji, and N. Alausa. “Production of Bio-Gel from Waste of Cassava and Maize”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 21, no. 1, Mar. 2025, pp. 303-8, https://azojete.com.ng/index.php/azojete/article/view/1033.