@article{GDZPPN002311747, title = {A Continuity Criterion for Functors.}, journal = {Mathematische Annalen}, volume = {217}, year = {1975}, pages = {161-164}, zbl = {0313.18009}, url = {http://dml.mathdoc.fr/item/GDZPPN002311747} }
Shores, Thomas S. A Continuity Criterion for Functors.. Mathematische Annalen, Tome 217 (1975) pp. 161-164. http://gdmltest.u-ga.fr/item/GDZPPN002311747/