@article{MZM_2012_91_3_a15,
     author = {Yu. N. Subbotin and S. A. Telyakovskii},
     title = {On the {Relative} {Widths} of {Ellipsoids} in {Hilbert} {Space}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {473--476},
     publisher = {mathdoc},
     volume = {91},
     number = {3},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2012_91_3_a15/}
}