@article{DAN_1995_344_5_a6,
     author = {M. M. Malamud},
     title = {The relation between the matrix potential of a {Dirac} system and},
     journal = {Doklady Akademii Nauk},
     pages = {601--604},
     year = {1995},
     volume = {344},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1995_344_5_a6/}
}