MITEV, Ivan; TSENKULOVSKI, Simeon. LOCAL PROCESSING OF NON-METAL MATERIALS WITH CONCENTRATED ENERGY FLOW. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 3, p. 183–186, 2024. DOI: 10.17770/etr2023vol3.7275. Disponível em: https://journals23.rta.lv/index.php/ETR/article/view/7275.. Acesso em: 21 nov. 2024.