?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nguyen%2C+Dinh+Duc&rft.aulast=Nguyen&rft.aufirst=Dinh+Duc&rft.date=2016&rft.atitle=Nonlinear+thermo-electro-mechanical+dynamic+response+of+shear+deformable+piezoelectric+Sigmoid+functionally+graded+sandwich+circular+cylindrical+shells+on+elastic+foundations&rft.title=Journal+of+Sandwich+Structures+and+Materials&rft.genre=article