Aji, I. S., A. A. Balami, and A. T. Abdulrahim. “Development of a Water Air-Conditioner for the Semi- Arid Region of Nigeria”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 5, Oct. 2007, pp. 60-65, https://azojete.com.ng/index.php/azojete/article/view/642.