Kenzhina, I., A. Kozlovskiy, and K. Kadyrzhanov. “Study of Structural Properties of Copper Nanotubes Modified With Ionizing Radiation”. Recent Contributions to Physics, vol. 2018, no. 4, Oct. 2018, pp. 42-48, https://bph.kaznu.kz/index.php/zhuzhu/article/view/1083.