TY - JOUR AU - M. M. Choban and D. N. Afanas TI - Spaces and Sequences JO - Mathematica balkanica PY - 2006 SP - 333 VL - 20 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_2006_20_3-4_a6/ ID - MABA_2006_20_3-4_a6 ER -