@article{700953,
     title = {On the topological classification of complete linear metric spaces},
     booktitle = {General Topology and its Relations to Modern Analysis and Algebra},
     series = {GDML\_Books},
     publisher = {Academia Publishing House of the Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1962},
     pages = {[87]-90},
     mrnumber = {MR0145324},
     zbl = {0111.10901},
     url = {http://dml.mathdoc.fr/item/700953}
}

Bessaga, C.; Pełczyński, A. On the topological classification of complete linear metric spaces, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books,  (1962), pp. [87]-90. http://gdmltest.u-ga.fr/item/700953/