@article{IVM_1976_6_a9,
     author = {V. P. Tanana},
     title = {Elements of approximation theory in locally convex topological spaces},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {73--76},
     publisher = {mathdoc},
     number = {6},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1976_6_a9/}
}