%0 Journal Article %A O. Martio %T On k-periodic quasiregular mappings in Rn %J Annales Fennici Mathematici %D 1975 %P 207-220 %V 1 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1975.0109/ %R 10.5186/aasfm.1975.0109 %G en %F AFM_1975_1_2_a1