@article{MAT_1963_7_5_a1,
     author = {A. Pietsch},
     title = {Unbedingte und absolute {Summierbarkeit} in $F${-R\"aumen}},
     journal = {Matematika},
     pages = {95--104},
     publisher = {mathdoc},
     volume = {7},
     number = {5},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1963_7_5_a1/}
}