Vives, F. S. et M. . “Eléments Finis Triangulaires Pour La Simulation De l’emboutissage: Aspects De Base”. European Journal of Computational Mechanics, vol. 10, no. 1, Jan. 2001, pp. 7 - 53, https://journals.riverpublishers.com/index.php/EJCM/article/view/2819.