TY  - JOUR
AU  - Joseph H. Silverman
AU  - Armand Brumer
TI  - The number of elliptic curves over Q with conductor N.
JO  - Manuscripta mathematica
PY  - 1996
SP  - 95
EP  - 102
VL  - 91
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MM2_1996__91_3_156217/
ID  - MM2_1996__91_3_156217
ER  -