@article{DAN_1991_319_3_a12,
     author = {S. G. Samko},
     title = {On the denseness of {Lizorkin-type} spaces $\Phi_V$ in the spaces},
     journal = {Doklady Akademii Nauk},
     pages = {567--569},
     year = {1991},
     volume = {319},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_319_3_a12/}
}