Mahmoud M. Tash,  Effect of Be, Zr and Heat Treatment on Mechanical Behavior of Cast Al-Mg-Zn-Cu Alloys (7075).   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 97(1). 180 - 188
    [viewed 15 December 2019]. Available from: https://publications.waset.org/pdf/10000583.