@article{GDZPPN002220776, title = {On a Theorem of M. Deuring and I.R. Safarevic.}, journal = {Manuscripta mathematica}, volume = {22}, year = {1977}, pages = {91-102}, zbl = {0369.12011}, url = {http://dml.mathdoc.fr/item/GDZPPN002220776} }
Madan, Manohar L. On a Theorem of M. Deuring and I.R. Safarevic.. Manuscripta mathematica, Tome 22 (1977) pp. 91-102. http://gdmltest.u-ga.fr/item/GDZPPN002220776/