%0 Journal Article %A Ya. Sh. Ilyasov %T On the manifold of solutions of ``ground state'' type of %J Doklady Akademii Nauk %D 1995 %P 452-454 %V 342 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_342_4_a4/ %G ru %F DAN_1995_342_4_a4