Lazov, Lyubomir, Nikolay Angelov, and Edmunds Teirumnieks. “INVESTIGATION OF THE INFLUENCE OF THE NUMBER OF REPETITIONS ON THE PROCESS OF LASER MARKING OF HS6-5-2-5 STEEL”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 3 (June 16, 2021): 163–167. Accessed November 22, 2024. https://journals.ru.lv/index.php/ETR/article/view/6567.