%0 Journal Article %A A. V. Vedyaev %A A. V. Volkov %T Invariant subspaces and generalization of Nagaoka's theorem for the Hubbard model $(U=\infty)$ %J Teoretičeskaâ i matematičeskaâ fizika %D 1993 %P 160-164 %V 94 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1993_94_1_a12/ %G ru %F TMF_1993_94_1_a12