N. Benachour and  A. Hadjoui and  M. Benachour and  M. Benguediab,  Stress Ratio and Notch Effect on Fatigue Crack Initiation and Propagation in 2024 Al-alloy.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2011, vol. 55(7). 1384 - 1387
    [viewed 24 January 2020]. Available from: https://publications.waset.org/pdf/4595.