Nonlinear free and forced vibration analysis of a single-walled carbon nanotube using shell model (P. Soltani, J. Saberian, R. Bahramian, & A. Farshidianfar, Trans.). (2011). International Journal of Fundamental Physical Sciences, 1(3), 47-52. https://doi.org/10.14331/ijfps.2011.330012