@article{MZM_2003_74_2_a11,
     author = {V. B. Sherstyukov},
     title = {On a {Problem} of {Leont'ev} and {Representing} {Systems} of {Exponentials}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {301--313},
     publisher = {mathdoc},
     volume = {74},
     number = {2},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2003_74_2_a11/}
}