TY  - JOUR
AU  - Song, Yan-Kui
TI  - A note on spaces with countable extent
JO  - Commentationes Mathematicae Universitatis Carolinae
PY  - 2017
SP  - 397
EP  - 399
VL  - 58
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.211/
DO  - 10.14712/1213-7243.2015.211
LA  - en
ID  - 10_14712_1213_7243_2015_211
ER  -