Omale, P. A., A. K. Aremu, and M. O. Omobowale. “Development and Performance Evaluation of a Motorized Tigernut Oil Extraction Machine”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 19, no. 2, June 2023, pp. 271-88, https://azojete.com.ng/index.php/azojete/article/view/741.