M. Setiyo, B. Waluyo, P. Gobbato, and M. Masi, “Energy Efficiency Ratio (EER) of Novel Air Conditioning System on LPG Fuelled Vehicle: A Lab-Scale Investigation”, Int. J. Automot. Mech. Eng., vol. 16, no. 3, pp. 7133–7143, Oct. 2019, doi: 10.15282/ijame.16.3.2019.21.0533.