Kamel Meftah, Rezak Ayad, and Mabrouk Hecini. “A New 3D 6-Node Solid Finite Element Based Upon the ‘Space Fibre Rotation’ Concept”. European Journal of Computational Mechanics, vol. 22, no. 1, Jan. 2013, pp. 1-29, https://journals.riverpublishers.com/index.php/EJCM/article/view/1411.