TY  - JOUR
AU  - Brigitte Servatius
TI  - A Short Proof of a Theorem of Burns.
JO  - Mathematische Zeitschrift
PY  - 1983
SP  - 133
EP  - 138
VL  - 184
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZ_1983__184_173351/
ID  - MZ_1983__184_173351
ER  -