L. Gumen і A. Krokhin, «Index of refraction of a photonic crystal of carbon nanotubes and homogenization of optically anisotropic periodic composites: Carbon nanotubes, quantum wires and Luttinger liquid», Fiz. Nizk. Temp., вип. 34, вип. 10, с. 1072–1080, Вер 2008.