%0 Journal Article %A Rafał Pikuła %T On enveloping semigroups of almost one-to-one extensions of minimal group rotations %J Colloquium Mathematicum %D 2012 %P 249-262 %V 129 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm129-2-6/ %R 10.4064/cm129-2-6 %G en %F 10_4064_cm129_2_6