%0 Journal Article %A Kannan Soundararajan %A Matthew P. Young %T The second moment of quadratic twists of modular $L$-functions %J Journal of the European Mathematical Society %D 2010 %P 1097-1116 %V 12 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/jems/224/ %R 10.4171/jems/224 %F JEMS_2010_12_5_a1