KARYADI, K.; NANDA, R. .; MULYADI, D.; SUHARA, A.; DEWADI, F. Optimization of Laser Marking Parameters on SKD-11 Tool Steel to Enhance Surface Hygiene and Safety in Medical Device Manufacturing. Public Health and Safety International Journal, v. 5, n. 02, p. 481 - 491, 30 Oct. 2025.