Strelchuk, V. V.; Nikolenko, A. S.; Stubrov, Y. Y.; Belyaev, A. E.; Gubanov, V. O.; Biliy, M. M.; Bulavin, L. A. Phonon Energy Spectra and Stationary Elastic Waves in Single-Walled Carbon Nanotubes and Graphite Bulk Crystals. Ukr. J. Phys. 2019, 60, 925.