Nyayu Aisyah, M Idrus Alhamid, Nasruddin, Sholahuddin, Arnas Lubis, and Kiyoshi Saito, “Parametric Study and Multi-Objective Optimization of Vapor Compression Heat Pump System by using Environmental Friendly Refrigerant”, J. Adv. Res. Fluid Mech. Therm. Sc., vol. 54, no. 1, pp. 44–56, Mar. 2024.