Isah, L. M., and A. Dan-Isa. “Tuning Rules for Fractional Order PID Controllers for Industrial Processes: A Conceptual Framework”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT 18, no. 3 (September 1, 2022): 403-412. Accessed April 4, 2026. http://www.azojete.com/index.php/azojete/article/view/618.