Okandeji, A. A., Jagun, Z., Olajide, M. B., & Kabir, M. T. (2020). Design Analysis of a Microcontroller Based Automatic Switching System using Passive Infrared Sensor. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, 16(3), 621-636. Retrieved from https://azojete.com.ng/index.php/azojete/article/view/351