Reliability analysis based on gradient and heuristic optimization techniques of composite laminates using element-free Galerkin methodJ. E. Rojas, A. El Hami and D. A. RadeInt. J. Simul. Multidisci. Des. Optim., 2 2 (2008) 157-165DOI: https://doi.org/10.1051/smdo:2008021