%0 Journal Article %A Yu. G. Rudoi %T Tensor of the inhomogeneous dynamic susceptibility of an~anisotropic Heisenberg ferromagnet and Bogolyubov inequalities %J Teoretičeskaâ i matematičeskaâ fizika %D 1979 %P 234-251 %V 39 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1979_39_2_a9/ %G ru %F TMF_1979_39_2_a9