%0 Journal Article %A B. N. Valuev %T Calculation of spontaneous magnetization of the two-dimensional ising lattice in Yang's approach %J Teoretičeskaâ i matematičeskaâ fizika %D 1983 %P 251-259 %V 56 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1983_56_2_a8/ %G ru %F TMF_1983_56_2_a8