Dao, Huy Bich and Nguyen, Dinh Duc and Tran, Quoc Quan (2014) Nonlinear Vibration of Imperfect Eccentrically Stiffened Functionally Graded Double Curved Shallow Shells Resting on Elastic Foundation using the First Order Shear Deformation Theory. International Journal of Mechanical Sciences, 80 . pp. 16-28. ISSN 0020-7403