@article{TVP_1991_36_4_a2,
     author = {O. V. Lepskii},
     title = {Asymptotically minimax adaptive estimation. {I.~Upper} bounds. {Optimally} adaptive estimates},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {645--659},
     year = {1991},
     volume = {36},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1991_36_4_a2/}
}