Shrestha, B.K., Trital, H.M. and Rajbhandari, A. 2020. Synthesis and Characterization of CuO-ZnO Nano Additive for Lubricant. Scientific World. 13, 13 (Aug. 2020), 33–36. DOI:https://doi.org/10.3126/sw.v13i13.30504.