Ковтун, Г.О. “Clusters, Nanoclusters and Nanozoli Metals in Catalysis Disproportionation of Free Radicals: Mechanisms, Aspect Himmotolohiyi”. Proceedings of National Aviation University (archive) 38, no. 1 (January 1, 2009): 187–188. Accessed June 14, 2026. http://jrnl.kai.edu.ua/index.php/visnik/article/view/1692.