III European Conference on Computational Mechanics - European Conference on Computational Mechanics; Martins, J.A.C; Mota Soares, C. A.; Motasoares, C.A; Soares, Carlos A. Mota; Ambrosio, Jorge A. C.; Folgado, J.; Mota Soares, C. M.; Pereira, E. B. R.; Pina, C. A. B.; Rodrigues, H. C. (Springer Netherlands, 2006)