@article{DE_2003_39_7_a14,
     author = {R. \v{C}iegis},
     title = {A {Symmetric} {Decomposition} {Scheme} for a {Schr\"odinger} {Problem}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {989--992},
     publisher = {mathdoc},
     volume = {39},
     number = {7},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2003_39_7_a14/}
}