%0 Journal Article %A M. SH. Erukhimov %A S. G. Ovchinnikov %T Elementary excitations in anisotropic narrow-band magnetic semiconductors %J Teoretičeskaâ i matematičeskaâ fizika %D 1986 %P 237-251 %V 67 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1986_67_2_a5/ %G ru %F TMF_1986_67_2_a5