Feodosyev, S. B.; Gospodarev, I. A.; Sirenko, V. A.; Syrkin, E. S.; Bondar, I. S.; Minakova, K. A. Propagation and Localization of Phonons in Graphite and Graphene Nanofilms. Fiz. Nizk. Temp. 2021, 48, 137-142.