@article{GDZPPN002228343, title = {Galois extensions as functors of comodules.}, journal = {Manuscripta mathematica}, volume = {58}, year = {1987}, pages = {391-398}, zbl = {0634.16027}, url = {http://dml.mathdoc.fr/item/GDZPPN002228343} }
Ulbrich, K.-H. Galois extensions as functors of comodules.. Manuscripta mathematica, Tome 58 (1987) pp. 391-398. http://gdmltest.u-ga.fr/item/GDZPPN002228343/