%0 Journal Article %A S. Kamienny %T Torsion points on elliptic curves and q-coeffincients of modular forms. %J Inventiones mathematicae %D 1992 %P 221-230 %V 109 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1992__109_2_144019/ %F IM_1992__109_2_144019