M. R. Vaezi, S. H. M. S. Ghassemi, and A. Shokuhfar, “Effect of different sizes of balls on crystalline size, strain, and atomic diffusion on Cu-Fe nanocrystals produced by mechanical alloying”, J Theor Appl phys, vol. 6, no. 1, Nov. 2023, doi: 10.1186/2251-7235-6-29.