@article{DAN_1995_342_4_a4,
     author = {Ya. Sh. Ilyasov},
     title = {On the manifold of solutions of ``ground state'' type of},
     journal = {Doklady Akademii Nauk},
     pages = {452--454},
     publisher = {mathdoc},
     volume = {342},
     number = {4},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1995_342_4_a4/}
}