%0 Journal Article %A L. Carlitz %T A congruence for the second factor of the class number of a cyclotomic field %J Acta Arithmetica %D 1968 %P 27-34 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-14-1-27-34/ %R 10.4064/aa-14-1-27-34 %G en %F 10_4064_aa_14_1_27_34