1. About the Neglected Influence of Gradients on Strain Localisation;Alain;AIP Conference Proceedings,2007
2. Variation of Normal Anisotropy Ratio “r” during Plastic Forming;Aleksandrovic;Journal of Mechanical Engineering,2009
3. ASTM-E8M-09. Standard Test Methods for Tension Testing of Metallic Materials. ASTM Standard, pp 1-24.
4. ASTM-E517-00. Standard Test Method for Plastic Strain Ratio r for Sheet Metal. ASTM Standard, pP 1-8.
5. Influence of Punch Curvature on the Stretching Limits of Sheet Steel;Charpentier;Metallurgical Transactions,1975