L. P. Romaka, Y. V. Stadnyk, V. V. Romaka, M. Konyk, and R. Serkiz, “Interaction of the components in the Gd-Mn-Sn ternary system at 873 and 673 K”, Phys.Chem.Sol.State, vol. 19, no. 1, pp. 60–65, Mar. 2018.