@article{DE_1997_33_3_a5,
     author = {V. A. Il'in and A. V. Kurkina},
     title = {Spectral expansions that correspond to the {Liouville} operator generated by the {Schr\"odinger} operator with a matrix potential satisfying the {Kato} condition},
     journal = {Differencialʹnye uravneni\^a},
     pages = {324--328},
     publisher = {mathdoc},
     volume = {33},
     number = {3},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1997_33_3_a5/}
}