Hlavatska, Lilia, Vitalii Ishchenko, and Georges Kamtoh Tebug. “X-RAY FLUORESCENCE ANALYSIS OF WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT”. Scientific Journal of Polonia University 45, no. 2 (August 26, 2021): 260-265. Accessed November 22, 2024. http://pnap.ap.edu.pl/index.php/pnap/article/view/722.