Bordascorres, Stéphane Pierre Alain, Hung Nguyen-Dang, Quyen Phan-Phuong, Hung Nguyen-Xuan, Sundararajan Natarajan, and Marc Duflot. “Smoothed Finite Element Method for Two-Dimensional Elasto-Plasticity”. <i>Vietnam Journal of Mechanics</i> 31, no. 3-4 (December 1, 2009): 293 – 312. Accessed December 27, 2025. https://vjs.ac.vn/vjmech/article/view/5655.