@article{MZM_2001_69_4_a1,
     author = {E. I. Berezhnoi and A. A. Perfil'ev},
     title = {Distinguishing {Between} {Symmetric} {Spaces} and $L^\infty$ by a {Differential} {Basis}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {515--523},
     publisher = {mathdoc},
     volume = {69},
     number = {4},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2001_69_4_a1/}
}