@article{paperid:1082737, author = {Rezaiee Pajand, Mohaamad and Sobhani, Emad and Masoodi, Amirreza}, title = {Semi-analytical vibrational analysis of functionally graded carbon nanotubes coupled conical-conical shells}, journal = {Thin-Walled Structures}, year = {2020}, volume = {159}, month = {November}, issn = {0263-8231}, keywords = {Natural frequency; Coupled conical-conical shell; FG-CNT; Donnell\\\'s theory; Continuity conditions; GDQM}, }