Jagun, Z., A. Okandeji, C. Eya, M. Olajide, A. Ominike, and S. Ukagu. “Design and Implementation of a Transistorized Bi-Controlled Based Utility-Connected Battery Charger for Underdeveloped Nations”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 18, no. 1, Mar. 2022, pp. 135-42, https://azojete.com.ng/index.php/azojete/article/view/576.