%0 Journal Article %A W. Narkiewicz %T Class number and factorization in quadratic number fields %J Colloquium Mathematicum %D 1967 %P 167-190 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-17-2-167-190/ %R 10.4064/cm-17-2-167-190 %G en %F 10_4064_cm_17_2_167_190