Awad, Alyaa M., khalid A. Sukkar, and Dalya M. Jaed. 2022. “The Effecting of Various Parameters on the Thermophysical and Rheological Properties of SiO2 Nano-Lubricating Oil in Petroleum Refineries”. Journal of Petroleum Research and Studies 12 (4):68-91. https://doi.org/10.52716/jprs.v12i4.575.