Molatlhegi, G., S. Hoosain, A. Popoola, N. Malatji, and S. Pityana. “The Effect of Laser Surface Re-Melting on the Surface Roughness and Micro-Hardness of Selective Laser Melting (SLM) Fabricated Ti-6Al-4V Samples”. Suid-Afrikaans Tydskrif Vir Natuurwetenskap En Tegnologie / <i>South African Journal of Science and Technology</I&gt;, Vol. 40, no. 1, Jan. 2022, pp. 186-9, http://satnt.ac.za/index.php/satnt/article/view/902.