relation: https://eprints.uet.vnu.edu.vn/eprints/id/eprint/1233/ title: Nonlinear Dynamic and Vibration of Imperfect Sigmoid-Functionally Graded Double Curved Shallow Shells Resting on Elastic Foundations using the First Order Shear Deformation Theory creator: Tran, Quoc Quan creator: Shen, Hui - Shen creator: Nguyen, Dinh Duc subject: Engineering Mechanics date: 2014-10-15 type: Conference or Workshop Item type: PeerReviewed identifier: Tran, Quoc Quan and Shen, Hui - Shen and Nguyen, Dinh Duc (2014) Nonlinear Dynamic and Vibration of Imperfect Sigmoid-Functionally Graded Double Curved Shallow Shells Resting on Elastic Foundations using the First Order Shear Deformation Theory. In: 2014: the 3rd International Conference on Engineering Mechanics and Automation (ICEMA 3), 15-16 October 2014, Hanoi, Vietnam.