Khoei, A. R., M. Vahab, H. Ehsani, and M. Rafieerad. “X-FEM Modeling of Large Plasticity Deformation; A Convergence Study on Various Blending Strategies for Weak Discontinuities”. European Journal of Computational Mechanics, vol. 24, no. 3, May 2015, pp. 79-106, https://journals.riverpublishers.com/index.php/EJCM/article/view/846.