%0 Journal Article
%A Sichler, J.
%T Testing Categories and Strong Universality
%J Canadian journal of mathematics
%D 1973
%P 370-385
%V 25
%N 2
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-038-3/
%R 10.4153/CJM-1973-038-3
%F 10_4153_CJM_1973_038_3