G.A. Zvyagina, K.R. Zhekov, I.V. Bilych, A.A. Zvyagin, I.A. Gudim, V.L. Temerov, and E.V. Eremin, Magnetoelastic studies of Nd_0.75Dy_0.25Fe₃(BO₃)₄ in the external magnetic field: Magnetic phase transitions, Low Temp. Phys. 39, (2013) [Fiz. Nizk. Temp. 39, 1202-1214, (2013)] DOI: https://doi.org/10.1063/1.4826082 .