LAZOV, Lyubomir; KARADZHOV, Tsanko. METHODS FOR MEASURING LASER POWER. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 3, p. 173–180, 2021. DOI: 10.17770/etr2021vol3.6565. Disponível em: https://journals.rta.lv/index.php/ETR/article/view/6565.. Acesso em: 7 may. 2024.