@article{MI_1969__4_3_188986,
     author = {{\CYRV}.{\CYRI}. {\CYRG}{\cyru}{\cyrr}{\cyra}{\cyrr}{\cyri}{\cyrishrt} and {\CYRN}.{\CYRI}. {\CYRG}{\cyru}{\cyrr}{\cyra}{\cyrr}{\cyri}{\cyrishrt}},
     title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrs}{\cyre}{\cyrk}{\cyrv}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrm} {\cyrs}{\cyrv}{\cyro}{\cyrishrt}{\cyrs}{\cyrt}{\cyrv}{\cyre} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} $\ensuremath{\ell}_1$},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {140--145},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {1969},
     zbl = {0234.46014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1969__4_3_188986/}
}