2-D solution for free vibrations of parabolic shells using generalized differential quadrature method

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Analysis of Sandwich Plates by Generalized Differential Quadrature Method (2013, background): “The interested reader can find a brief review onGDQ applications in [30–40].”
Mixed Static and Dynamic Optimization of Four-Parameter Functionally Graded Completely Doubly Curved and Degenerate Shells and Panels Using GDQ Method (2013, background): “where R b is the shift of the circular meridian curve with respect to the axis of revolution [23, 43, 44, 47, 68, 69] and R is the radius of the circular curve section of the toroidal shell panel.”
Static analysis of doubly-curved anisotropic shells and panels using CUF approach, differential geometry and differential quadrature method (2014, methodology): “The GDQ key point is that it is possible to evaluate the weighting coefficients independently of the type of the chosen grid point distribution [64,67–73].”
Inter-laminar stress recovery procedure for doubly-curved, singly-curved, revolution shells with variable radii of curvature and plates using generalized higher-order theories and the local GDQ method (2016, methodology): “The first studies involved isotropic structural elements, such as conical, spherical, and parabolic shells [96, 98, 101], where it was extensively presented how to apply GDQ method to 2D curved domains.”