TY  - JOUR
AU  - May, Warren
TI  - Multiplicative Groups Under Field Extension
JO  - Canadian journal of mathematics
PY  - 1979
SP  - 436
EP  - 440
VL  - 31
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1979-047-5/
DO  - 10.4153/CJM-1979-047-5
ID  - 10_4153_CJM_1979_047_5
ER  -