%0 Journal Article %A Abels, Herbert %T Discrete groups of affine isometries. %J Journal of Lie Theory %D 1999 %P 321 %V 9 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/JLT_1999__9_2_223731/ %G en %F JLT_1999__9_2_223731