@article{SM_1969_8_3_a6,
     author = {A. I. Vainshtein},
     title = {On~a~class of infinite-dimensional spaces},
     journal = {Sbornik. Mathematics},
     pages = {409--418},
     publisher = {mathdoc},
     volume = {8},
     number = {3},
     year = {1969},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1969_8_3_a6/}
}