@article{DE_1986_22_3_a16,
     author = {Z. V. Shonia},
     title = {Conditions of convergence of spectral expansions corresponding to nonsemibounded selfadjoint extensions of the {Schr\"odinger} operator},
     journal = {Differencialʹnye uravneni\^a},
     pages = {483--495},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_3_a16/}
}