TY  - JOUR
AU  - Stephenson, R. M.
TI  - Symmetrizable, -, and Weakly First Countable Spaces
JO  - Canadian journal of mathematics
PY  - 1977
SP  - 480
EP  - 488
VL  - 29
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1977-052-4/
DO  - 10.4153/CJM-1977-052-4
ID  - 10_4153_CJM_1977_052_4
ER  -