1. Hafeezullah M.M., Rafay A., Mustafa G., Khalid M., Kalhoro Z.A., Shaikh A.W., Rajput A.A. Prediction of Viscosity of Cobalt Ferrite/SAE50 Engine Oil based Nanofluids using well Trained Artificial Neutral Network (ANN) and Response Surface Methodology (RSM) // East European Journal of Physics. 2023. № 3. C. 479-489.