%0 Journal Article %A N. M. Mustafa-Zade %T On universality for $GEU$ unitary rings %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1980 %P 263-264 %V 35 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1980_35_5_a12/ %G en %F RM_1980_35_5_a12