Kou, L. Y., W. Y. Zhao, X. Y. Tuo, G. Wang, and C. R. Sun. “Effect of Stress Triaxiality on Fracture Failure of 6061 Aluminium Alloy”. Journal of Mechanical Engineering and Sciences, vol. 14, no. 2, June 2020, pp. 6961-70, doi:10.15282/jmes.14.2.2020.33.0545.