%0 Journal Article %A V. A. Mushrub %T Extended centroid of a~ring of skew polynomials %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1997 %P 414-415 %V 52 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1997_52_2_a25/ %G en %F RM_1997_52_2_a25