Aksornkitti, Sauce, Phadungsak Rattanadecho, and Teerapot Wessapan. 2022. “Experimental Study of Heat Transfer and Water Infiltration in Two-Layered Granular Packed Bed”. Science & Technology Asia 27 (2):126-36. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/242985.