%0 Journal Article %A Louboutin, Stéphane R. %A Munsch, Marc %T Mean square values of L-functions over subgroups for nonprimitive characters, Dedekind sums and bounds on relative class numbers %J Canadian journal of mathematics %D 2023 %P 1711-1743 %V 75 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X2300010X/ %R 10.4153/S0008414X2300010X %F 10_4153_S0008414X2300010X