%0 Journal Article %A V. I. Lymar' %A Yu. G. Rudoi %T Spectrum and correlation functions of an~anisotropic heisenberg antiferromagnet. IV.~Model of easy plane type with allowance for Dzyaloshinskii interaction %J Teoretičeskaâ i matematičeskaâ fizika %D 1978 %P 217-232 %V 34 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1978_34_2_a8/ %G ru %F TMF_1978_34_2_a8