Rubio EM, Domingo R, González C, Sanz A. Comparative analysis of triangular rigid zone models in the mechanical study of drawing processes by upper bound. Rev. metal. [Internet]. 2004Feb.28 [cited 2024May2];40(1):46-55. Available from: https://revistademetalurgia.revistas.csic.es/index.php/revistademetalurgia/article/view/242