HASHIM FALIH, Abeer. EFFECT OF USING R-22, R404 AND R-407C ON PERFORMANCE OF AN AIR-CONDITIONING SYSTEM. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 22, n. 5, p. 200–214, 2018. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/411.. Acesso em: 19 apr. 2025.