@article{MZM_1990_48_2_a4,
     author = {V. M. Kadets},
     title = {Weak and strong ranges of sums of a~series in {a~Banach} space},
     journal = {Matemati\v{c}eskie zametki},
     pages = {36--44},
     year = {1990},
     volume = {48},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1990_48_2_a4/}
}