TY  - JOUR
AU  - D.W. Masser
AU  - G. Wüstholz
TI  - Estimating isogenies on elliptic curves.
JO  - Inventiones mathematicae
PY  - 1990
SP  - 1
EP  - 24
VL  - 100
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1990__100_2_143776/
ID  - IM_1990__100_2_143776
ER  -