%0 Journal Article
%A Susan Niefield
%T Change of base for relational variable sets
%J Theory and applications of categories
%D 2004
%P 248-261
%V 12
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TAC_2004_12_a6/
%G en
%F TAC_2004_12_a6