Juhász, Gergely, Miklós Berczeli, and Zoltán Weltsch. “Formation of Oxide Layers With Femtosecond Laser on Steel Surfaces for Color Marking”. International Journal of Engineering and Management Sciences 5, no. 2 (April 15, 2020): 174–178. Accessed May 1, 2024. https://ojs.lib.unideb.hu/IJEMS/article/view/5578.