“The Teaching Tools; Light Traces in Uranium-Glass Lenses With Use of Luminescence under Purple Laser-Light Excitation”. New Trends and Issues Proceedings on Humanities and Social Sciences 2, no. 4 (January 12, 2017). Accessed November 22, 2024. https://un-pub.eu/ojs/index.php/pntsbs/article/view/1151.