คํามุงคุณ ภัทรพร, and ไวท์ยางกูร สุพจน์. “Natural Convection in a Porous Square Enclosure Containing an Oval-Shaped Heat Source”. KKU Science Journal 44, no. 2 (June 30, 2016): 398–407. accessed December 9, 2025. https://ph01.tci-thaijo.org/index.php/KKUSciJ/article/view/249524.