TY  - JOUR
AU  - K. Rubin
TI  - Global units and ideal class groups.
JO  - Inventiones mathematicae
PY  - 1987
SP  - 511
EP  - 526
VL  - 89
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1987__89_143492/
ID  - IM_1987__89_143492
ER  -