“Annealing Effect on Copper-Doped Sodo-Borate Glasses (Na2O-4B2O3)”. Hungarian Journal of Industry and Chemistry 51, no. 1 (May 26, 2023): 15–21. Accessed January 14, 2025. https://hjic.mk.uni-pannon.hu/index.php/hjic/article/view/1196.