%0 Journal Article %A M. M. Choban and D. N. Afanas %T Spaces and Sequences %J Mathematica balkanica %D 2006 %P 333 %V 20 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_2006_20_3-4_a6/ %F MABA_2006_20_3-4_a6