%0 Journal Article %A Vincenzo De Filippis %A Feng Wei %T Posner's second theorem and annihilator conditions with generalized skew derivations %J Colloquium Mathematicum %D 2012 %P 61-74 %V 129 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm129-1-4/ %R 10.4064/cm129-1-4 %G en %F 10_4064_cm129_1_4