TY  - JOUR
AU  - Heath, Robert W.
AU  - Michael, Ernest A.
TI  - A property of the Sorgenfrey line
JO  - Compositio Mathematica
PY  - 1971
SP  - 185
EP  - 188
VL  - 23
IS  - 2
PB  - Wolters-Noordhoff Publishing
UR  - http://www.numdam.org/item/CM_1971__23_2_185_0/
LA  - en
ID  - CM_1971__23_2_185_0
ER  -