Ermolaev, A. M., and G. I. Rashba. 2017. “Transparency Windows for Plasma Waves on the Surface of the Nanotube With a Superlattice”. Journal of V. N. Karazin Kharkiv National University. Series Physics 1135 (21), 10-15. https://periodicals.karazin.ua/physics/article/view/7807.