@inproceedings{SisLab1233,
       booktitle = {2014: the 3rd International Conference on Engineering Mechanics and Automation (ICEMA 3)},
           month = {October},
           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},
          author = {Quoc Quan Tran and Hui - Shen Shen and Dinh Duc Nguyen},
            year = {2014},
             url = {https://eprints.uet.vnu.edu.vn/eprints/id/eprint/1233/}
}