%0 Journal Article %A Stéphane R. Louboutin %T Dedekind Sums, Mean Square Value of $L$-Functions at $s=1$ and Upper Bounds on Relative Class Numbers %J Bulletin of the Polish Academy of Sciences. Mathematics %D 2016 %P 165-174 %V 64 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ba8092-12-2016/ %R 10.4064/ba8092-12-2016 %G en %F 10_4064_ba8092_12_2016