@article{DAN_1976_228_2_a8,
     author = {V. E. Maiorov},
     title = {Theorems of representation and best approximation in the classes $W_p^r$ and $H_p^r$},
     journal = {Doklady Akademii Nauk},
     pages = {293--296},
     publisher = {mathdoc},
     volume = {228},
     number = {2},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_228_2_a8/}
}