%0 Journal Article %A Y. Alwadi %A B. Dgheim %A M. Roczen %T Divisor class groups of some 3-dimensional singularities %J Banach Center Publications %D 1990 %P 27-30 %V 26 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/-26-2-27-30/ %R 10.4064/-26-2-27-30 %G en %F 10_4064__26_2_27_30