R.Y. Sakr AFA, Ahmed MI. Natural Convection Heat Transfer in Concentric Horizontal Annuli Containing a Saturated Porous Medi. IIUMEJ [Internet]. 2012 Oct. 3 [cited 2024 Aug. 17];6(1). Available from: https://journals.iium.edu.my/ejournal/index.php/iiumej/article/view/384