@article{DAN_1991_319_3_a5,
     author = {V. A. Il'in},
     title = {A componentwise localization principle and componentwise equiconvergence with a trigonometric series for expansions in root vectors of the {Schr\"odinger} operator with a matrix potential},
     journal = {Doklady Akademii Nauk},
     pages = {539--542},
     publisher = {mathdoc},
     volume = {319},
     number = {3},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_319_3_a5/}
}