%0 Journal Article %A Zhao Xu %T Nonvanishing of automorphic $L$-functions at special points %J Acta Arithmetica %D 2014 %P 309-335 %V 162 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa162-4-1/ %R 10.4064/aa162-4-1 %G en %F 10_4064_aa162_4_1