“Effect of Surface Roughness Ti6Al4V Modified by Hydroxyapatite Coating”. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science 41, no. 4 (December 15, 2018): 41–48. Accessed November 2, 2026. https://ojs.ugal.ro/index.php/mms/article/view/2758.