TY  - JOUR
AU  - Blanchard, Andrew A.
TI  - Structure Species and Constructive Functors
JO  - Canadian journal of mathematics
PY  - 1974
SP  - 1217
EP  - 1227
VL  - 26
IS  - 5
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-115-6/
DO  - 10.4153/CJM-1974-115-6
ID  - 10_4153_CJM_1974_115_6
ER  -