@article{TRSPY_1978_130_a2,
     author = {N. K. Nikol'skii},
     title = {Bases of invariant subspaces and operator interpolation},
     journal = {Informatics and Automation},
     pages = {50--123},
     publisher = {mathdoc},
     volume = {130},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1978_130_a2/}
}