Poyda, V., Poyda, A. and Mila, D. 2022. 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. 37 (Nov. 2022), 30-38. DOI:https://doi.org/10.26565/2222-5617-2022-37-03.