Adamiv, V. T.; Bolesta, I. M.; Burak, Y. V.; Gamernyk, R. V.; Dutka, R. M.; Karbovnyk, I. D.; Periv, M. V.; Teslyuk, I. M. Formation and Optical Properties of Silver Nanoparticles in Li2B4O7–Gd2O3–Ag2O Borate Glass. Ukr. J. Phys. 2018, 59, 1026.