TY - CONF ID - SisLab1233 UR - https://eprints.uet.vnu.edu.vn/eprints/id/eprint/1233/ A1 - Tran, Quoc Quan A1 - Shen, Hui - Shen A1 - Nguyen, Dinh Duc Y1 - 2014/10/15/ TI - Nonlinear Dynamic and Vibration of Imperfect Sigmoid-Functionally Graded Double Curved Shallow Shells Resting on Elastic Foundations using the First Order Shear Deformation Theory AV - none M2 - Hanoi, Vietnam T2 - 2014: the 3rd International Conference on Engineering Mechanics and Automation (ICEMA 3) ER -