TY  - JOUR
AU  - Sichler, J.
TI  - Testing Categories and Strong Universality
JO  - Canadian journal of mathematics
PY  - 1973
SP  - 370
EP  - 385
VL  - 25
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-038-3/
DO  - 10.4153/CJM-1973-038-3
ID  - 10_4153_CJM_1973_038_3
ER  -