@article{CMUC_2014__55_1_a6,
     author = {Gabriyelyan, S. S.},
     title = {On characterized subgroups of {Abelian} topological groups $X$ and the group of all $X$-valued null sequences},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {73--99},
     publisher = {mathdoc},
     volume = {55},
     number = {1},
     year = {2014},
     mrnumber = {3160827},
     zbl = {06383786},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2014__55_1_a6/}
}