WASET
    Gabi N. Nehme and  Saeed Ghalambor,  The Impact of Surface Roughness and PTFE/TiF3/FeF3 Additives in Plain ZDDP Oil on the Friction and Wear Behavior Using Thermal and Tribological Analysis under Extreme Pressure Condition.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2014, vol. 91(7). 739 - 746
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/10002165.