NONLOCAL ANISOTROPIC ELASTIC SHELL MODEL FOR VIBRATIONS OF DOUBLE-WALLED CARBON NANOTUBES UNDER NONLINEAR VAN DER WAALS INTERACTION FORCES ArticleStrozzi Matteo, Smirnov Valeri V., Pellicano Francesco, Kovaleva MargaritaInternational Journal of Non-Linear Mechanics. Том 146. 2022. 104172 с.