ATANASOV, Atanas; LENGEROV, Angel. INCREASING THE EFFECIENCY OF LASER MARKING OFALUMINUM ALLOYS BY DOUBLE WRITING OF THE SYMBOLS. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 3, p. 20–24, 2021. DOI: 10.17770/etr2021vol3.6550. Disponível em: https://journals23.rta.lv/index.php/ETR/article/view/6550.. Acesso em: 22 dec. 2024.