Tash, M. M.,  "Effect of Be, Zr and Heat Treatment on Mechanical Behavior of Cast Al-Mg-Zn-Cu Alloys (7075)",  World Academy of Science, Engineering and Technology (WASET), International Scholary and Scientific Research & Innovation 9(1) 2015, International Journal of Chemical, Nuclear, Materials and Metallurgical Engineering, vol. 9, issue 1, pp. 180-188, 2015.