%0 Journal Article %A Piotr Dowbor %A Adam Hajduk %T Two classes of almost Galois coverings for algebras %J Colloquium Mathematicum %D 2012 %P 253-298 %V 127 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm127-2-8/ %R 10.4064/cm127-2-8 %G en %F 10_4064_cm127_2_8