Rui Ribeiro de Almeida, Mário, and Cláudia S.S.L. Casaca. “Comparative Study on Coolbox/Waterloop and Natural Refrigerants Solutions for Commercial Refrigeration”. KnE Engineering 5, no. 6 (June 2, 2020): 585–598. Accessed September 26, 2021. https://knepublishing.com/index.php/KnE-Engineering/article/view/7080.