The, Vu Van, and Tran Ba Tinh. “A New Displacement Bound Technique for Rigid Plastic Continua Subjectet to Strong Dynamic Loading at Large Deflections II”. <i>Vietnam Journal of Mechanics</i> 9, no. 3 (September 30, 1987): 23–30. Accessed November 8, 2025. https://vjmech.vast.vn/vjmech/article/view/10351.