Gilani, S.E., H.H. Al-Kayiem, and D.E. Woldemicheal. “Effect of Conical Pin Arrangement on Heat Transfer Efficiency of a Free Convective Solar Air Heater”. Journal of Mechanical Engineering and Sciences 10, no. 2 (September 30, 2016): 2053–2064. Accessed November 22, 2024. https://journal.ump.edu.my/jmes/article/view/7981.