LAZOV, Lyubomir; TEIRUMNIEKS, Edmunds; TEIRUMNIEKA, Erika; CACIVKIN, Pavel; ANGELOV, Nikolay; KARADZHOV, Tsanko. LABORATORY EXERCISE TO DETERMINE CONTRAST IN LASER MARKING OF ARTICLES. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 1, p. 331–339, 2019. DOI: 10.17770/sie2019vol1.3906. Disponível em: https://journals.ru.lv/index.php/SIE/article/view/3906.. Acesso em: 5 may. 2024.