%0 Journal Article %A Claus Michael Ringel %T The Indecomposable Representations of the Dihedral 2-Groups. %J Mathematische Annalen %D 1975 %P 19-34 %V 214 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1975__214_162678/ %F MAN_1975__214_162678