S. Mahdavi and  S. R. Allahkaram,  Investigation of Tribological Behavior of Electrodeposited Cr, Co-Cr and Co-Cr/TiO2 Nano-Composite Coatings.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2015, vol. 103(7). 787 - 791
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10001617.