Дудар, Т.В., С.П. Бугера, В.М. Кадошніков, and Б.П. Злобенко. “Barrier Properties of Natural Clay Minerals”. Proceedings of National Aviation University 38, no. 1 (January 1, 2009): 56–60. Accessed May 18, 2024. https://jrnl.nau.edu.ua/index.php/visnik/article/view/1662.