Dawood Ghali Al-Rubaye, Ammar, et al. “Investigating the Correlation Between Nanoindentation and Vickers Hardness of Ti6Al4V, Pure Copper and AISI316 Stainless Steel”. Wasit Journal of Engineering Sciences, vol. 12, no. 1, Jan. 2024, pp. 84-92, https://doi.org/10.31185/wjes.Vol12.Iss1.732.