TY  - JOUR
AU  - Robert G. Burns
TI  - On the Intersection of Finitely Generated Subgroups of a Free Group.
JO  - Mathematische Zeitschrift
PY  - 1971
SP  - 121
EP  - 130
VL  - 119
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZ_1971__119_171482/
ID  - MZ_1971__119_171482
ER  -