%0 Journal Article %A Troels Jorgensen %T On Cyclic Groups of Möbius Transformations. %J Mathematica Scandinavica %D 1973 %P 250-260 %V 33 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1973__33_166328/ %F MS2_1973__33_166328