Науменко A.P., N.E. Korniyenko, V.M. Yashchuk, V.N. Bliznyuk, and S. Singamaneni. 2012. “Phonon-Like Light Scattering in Polycrystalline Carbon Structures”. Ukrainian Journal of Physics 57 (2):197. https://doi.org/10.15407/ujpe57.2.197.