%0 Journal Article %A J. Friedlander %T On the class numbers of certain quadratic extensions %J Acta Arithmetica %D 1975 %P 391-393 %V 28 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-28-4-391-393/ %R 10.4064/aa-28-4-391-393 %G en %F 10_4064_aa_28_4_391_393