Buckling of Functionally Graded Nanobeams Based on the Nonlocal New First-Order Shear Deformation Beam TheoryM.S.A. Houari, A.A. Bousahla, A. Bessaim, E.A. Adda Bedia and A. TounsiMATEC Web of Conferences, 11 (2014) 01024DOI: https://doi.org/10.1051/matecconf/20141101024