%0 Journal Article %A Clifford Queen %T A simple characterization of principal ideal domains %J Acta Arithmetica %D 1993 %P 125-128 %V 64 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-64-2-125-128/ %R 10.4064/aa-64-2-125-128 %G en %F 10_4064_aa_64_2_125_128