Вовк, О.О., О.О. Печак, and Н.А. Сидоренко. “The Influence of the Mining Industry of Ukraine on the Environment”. Proceedings of National Aviation University 34, no. 1 (January 1, 2008): 131–134. Accessed May 7, 2024. https://jrnl.nau.edu.ua/index.php/visnik/article/view/1547.