%0 Journal Article %A Manchar Madan %A Daniel Madden %T The exponent of class groups on congruence function fields %J Acta Arithmetica %D 1977 %P 183-205 %V 32 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-32-2-183-205/ %R 10.4064/aa-32-2-183-205 %G en %F 10_4064_aa_32_2_183_205