Unified formulation of geometrically nonlinear refined beam theories

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Geometrically nonlinear refined shell theories by Carrera Unified Formulation (2019, methodology): “ARTICLE HISTORY Received 13 November 2019 Accepted 4 December 2019 KEYWORDS Carrera Unified Formulation; refined shell theory; geometrical nonlinearity; large-deflection; postbuckling; snapping; arclength method”
Large-deflection and post-buckling analyses of laminated composite beams by Carrera Unified Formulation (2017, methodology): “A detailed discussion about the numerical iterative scheme employed for solving the gemetric nonlinear problem is not given in this paper, but it can be found in [1].”
Efficient CUF-based FEM analysis of thin-wall structures with Lagrange polynomial expansion (2020, methodology): “The unified theory of beams including geometrical nonlinearities was investigated through the CUF and a total Lagrangian approach, in which kinematics of one-dimensional structures were formulated by employing an index notation and a generalized expansion of the primary variables by arbitrary cross-”