@article{RM_1962_17_5_a21,
     author = {A. L. Garkavi},
     title = {Chebyshev and almost {Chebyshev} subspaces},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1962},
     volume = {17},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1962_17_5_a21/}
}