@article{DAN_1993_333_3_a8,
     author = {M. V. Fokin},
     title = {The existence of the singular spectrum and the asymptotic behavior},
     journal = {Doklady Akademii Nauk},
     pages = {304--307},
     year = {1993},
     volume = {333},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_333_3_a8/}
}