%0 Journal Article
%A Gardner, Barry J.
%T Extension-closure and attainability for varieties of algebras with involution
%J Commentationes Mathematicae Universitatis Carolinae
%D 1980
%P 285-292
%V 21
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMUC_1980__21_2_a6/
%G en
%F CMUC_1980__21_2_a6