1. Keeler S P, and Backofen W A, Trans ASM 56 (1963) 25.
2. Goodwin G M, SAE paper No. 680093 (1968) p 380.
3. Keeler S P, Advances in Deformation Processing, Springer, Boston (1978) p 127.
4. ISO 12004-2:2008, Metallic Materials—Sheet and Strip—Determination of Forming-Limit Curves—Part 2: Determination of Forming-Limit Curves in the Laboratory (2008).
5. Martínez-Donaire A J, García-Lomas F J, and Vallellano C, Mater Des 57 (2014) 135.