Mohd Farid Ismail, Wan Hamzah Azmi, Rizalman Mamat, and Abdul Hamid. Hamisa, “Experimental Investigation on Newtonian Behaviour and Viscosity of TiO2/PVE Nanolubricants for Application in Refrigeration System”, J. Adv. Res. Fluid Mech. Therm. Sc., vol. 92, no. 1, pp. 9–17, Jan. 2022.