@article{GDZPPN002239728,
title = {Pro-p Galois groups of rank ... 4.},
journal = {Manuscripta mathematica},
volume = {95},
year = {1998},
pages = {251-272},
zbl = {0931.12003},
url = {http://dml.mathdoc.fr/item/GDZPPN002239728}
}
Koenigsmann, Jochen. Pro-p Galois groups of rank ... 4.. Manuscripta mathematica, Tome 95 (1998) pp. 251-272. http://gdmltest.u-ga.fr/item/GDZPPN002239728/