M. Bernal, Victor M. Calo, Nathan O. Collier, G. A. Espinosa, F. Fuentes, J. C. Mahecha. Isogeometric Analysis of Hyperelastic Materials Using PetIGA. In Vassil N. Alexandrov, Michael Lees, Valeria V. Krzhizhanovskaya, Jack Dongarra, Peter M. A. Sloot, editors, Proceedings of the International Conference on Computational Science, ICCS 2013, Barcelona, Spain, 5-7 June, 2013. Volume 18 of Procedia Computer Science, pages 1604-1613, Elsevier, 2013. [doi]