@article{1200773861,
author = {Yokogawa, Kenji},
title = {The cohomological aspects of Hopf Galois extensions over a commutative ring},
journal = {Osaka J. Math.},
volume = {18},
number = {1},
year = {1981},
pages = { 75-93},
language = {en},
url = {http://dml.mathdoc.fr/item/1200773861}
}
Yokogawa, Kenji. The cohomological aspects of Hopf Galois extensions over a commutative ring. Osaka J. Math., Tome 18 (1981) no. 1, pp. 75-93. http://gdmltest.u-ga.fr/item/1200773861/