@article{DAN_1985_285_6_a12,
     author = {A. A. Shkalikov},
     title = {Minimality and completeness of systems constructed from part of},
     journal = {Doklady Akademii Nauk},
     pages = {1334--1339},
     publisher = {mathdoc},
     volume = {285},
     number = {6},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_285_6_a12/}
}