1. T. Welo, F. Paulsen, K.E. Moen, On the use of numerical simulation for predicting bendability and geometric tolerances of AA7xxx extrusions formed in stretch bending', Proceeding of the Formability '94, Ostrava, Czech Republic, 24–27 October, 1994.
2. O.S. Hopperstad, S. Remseth, B. Leira, E. Trømborg, Reliability-based analysis of a stretch-bending process for aluminium extrusions (1997) submitted.
3. O.-G. Lademo, O.S. Hopperstad, M. Langseth, An evaluation of yield criteria and flow rules for extruded aluminium alloys, Int. J. Plasticity (1998) accepted.
4. The Mathematical Theory of Plasticity;Hill,1950
5. Plastic behavior and stretchability of sheet metals. Part I: A yield function for orthotropic sheets under plane stress conditions;Barlat;Int. J. Plasticity,1989