%0 Journal Article %A Yu. G. Rudoi %A Yu. A. Tserkovnikov %T Single-particle Green's function in the anisotropic Heisenberg model~II. Allowance for higher correlation functions %J Teoretičeskaâ i matematičeskaâ fizika %D 1973 %P 388-406 %V 15 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1973_15_3_a11/ %G ru %F TMF_1973_15_3_a11