The influence of the main alloying elements on the formation of the initial grain structure, on phase transformations and on structural changes that occur during superplastic deformation of alloys Al - 4.1 wt.% Mg - 0.5 wt.% Zr, 1420T, 1421, 1423. Journal of V. N. Karazin Kharkiv National University. Series Physics, n. 37, p. 30–38, 4 Nov.2022.