%0 Journal Article
%A Matej Dostal
%T A two-dimensional Birkhoff's theorem
%J Theory and applications of categories
%D 2016
%P 73-100
%V 31
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TAC_2016_31_a3/
%G en
%F TAC_2016_31_a3