%0 Journal Article %A Norman Purzitsky %T Real-Two-Dimensional Representations of Two-Generator Free Groups. %J Mathematische Zeitschrift %D 1972 %P 95-104 %V 127 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1972__127_171758/ %F MZ_1972__127_171758