%0 Journal Article %A Eric Robinson %T A characterization of certain branched coverings as group actions %J Fundamenta Mathematicae %D 1979 %P 43-45 %V 103 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-103-1-43-45/ %R 10.4064/fm-103-1-43-45 %G en %F 10_4064_fm_103_1_43_45