TY  - JOUR
AU  - Tkachenko, M.
TI  - Cellularity and the index  of narrowness in topological groups
JO  - Commentationes Mathematicae Universitatis Carolinae
PY  - 2011
SP  - 309
EP  - 315
VL  - 52
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMUC_2011__52_2_a10/
LA  - en
ID  - CMUC_2011__52_2_a10
ER  -