TY  - JOUR
AU  - T.C. Hurley
TI  - On a Problem of Fox.
JO  - Inventiones mathematicae
PY  - 1973
SP  - 139
EP  - 142
VL  - 21
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1973__21_142223/
ID  - IM_1973__21_142223
ER  -