%0 Journal Article %A Shunlong Luo %A Zhengmin Zhang %T Estimating the first zero of a characteristic function %J Comptes Rendus. Mathématique %D 2004 %P 203-206 %V 338 %N 3 %I Elsevier %R 10.1016/j.crma.2003.11.028 %G en %F CRMATH_2004__338_3_203_0