%0 Journal Article %A R. R. Shagidullin %T Axiomatizability of a projection of a universally axiomatizable class of algebraic systems %J Issledovaniya po Prikladnoi Matematike i Informatike %D 1973 %P 23-27 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUIPM_1973_a2/ %G ru %F KUIPM_1973_a2