L. N. Kotov, P. A. Severin, V. S. Vlasov, D. S. Beznosikov, E. L. Kotova, V. G. Shavrov, “Magnetic and elastic vibrations in manganese–zinc spinel crystals as the functions of anisotropy constant”, Fizika Tverdogo Tela, 60:6 (2018), 1142–1146; Phys. Solid State, 60:6 (2018), 1153–1157
