A Study Paper on LPG as an Alternative Refrigerant for Refrigeration. International Journal of Current Engineering and Technology, [S. l.], v. 1, n. 3.Special Issue, p. 201–204, 2016. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/4384. Acesso em: 25 may. 2026.