Dimova, D., Dochev, B., & Boychev, Y. (2024). OPTIMIZATION OF A TECHNOLOGICAL PROCESS FOR HEAT TREATMENT OF CU99.9 WITH DIFFERENT DEGREES OF PLASTIC DEFORMATION. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, 3, 43-47. https://doi.org/10.17770/etr2024vol3.8138