Rianmora, Suchada, Gnean Nak Da, and Maroay Phlernjai. “Let-It-Cold Design Concept for Supporting Temperature-Sensitive Products”. INTERNATIONAL SCIENTIFIC JOURNAL OF ENGINEERING AND TECHNOLOGY (ISJET) 5, no. 1 (June 26, 2021): 41–57. Accessed January 31, 2023. https://ph02.tci-thaijo.org/index.php/isjet/article/view/241746.