TY  - JOUR
AU  - Kenneth Williams
AU  - Kenneth Hardy
TI  - A congruence for the index of a unit of a real abelian number field
JO  - Acta Arithmetica
PY  - 1985
SP  - 57
EP  - 72
VL  - 46
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/aa-46-1-57-72/
DO  - 10.4064/aa-46-1-57-72
LA  - en
ID  - 10_4064_aa_46_1_57_72
ER  -