Aulia I, Haftirman H, Berman ET. Viability of R-290 Refrigerant as Residential AC Retrofit: Effect of Charge Mass Variations. Int. J. Innov. Mech. Eng. Adv. Mater [Internet]. 2025 Apr. 15 [cited 2026 Jun. 3];7(2):53-6. Available from: https://publikasi.mercubuana.ac.id/index.php/ijimeam/article/view/30904