1. Altan, T. (1996), “Advanced technology of plasticity”,5th ICTP, Ohio, USA.
2. Barlet, O., Batoz, J.L., Guo, Y.Q., Mercier, F., Naceur, H. and Knopf‐Lenoir, C. (1996), “The inverse approach and mathematical programming techniques for optimum design of sheet forming parts”,ASME, No. 3, pp. 227‐32.
3. The inverse approach with simple triangular shell elements for large strain predictions of sheet metal forming parts
4. Batoz, J.L., Guo, Y.Q. and Shakourzadeh, H. (1998b), “Analyse non linéaire de coques minces élasto‐plastiques avec l'élément DKT12”,Revue Européenne des Eléments Finis, Vol. 7 Nos 1‐3, pp. 223‐39.
5. Geiger, M., Bay, N. and Kopp, R. (1999), “Advanced technology of plasticity”,6th ICTP, Nuremberg, Germany.