@article{GDZPPN002417219,
title = {Normal p-Subgroups in the Group of Outer Automorphisms of a Finite p-Group.},
journal = {Mathematische Zeitschrift},
volume = {147},
year = {1976},
pages = {271-278},
zbl = {0307.20016},
url = {http://dml.mathdoc.fr/item/GDZPPN002417219}
}
Schmid, Peter. Normal p-Subgroups in the Group of Outer Automorphisms of a Finite p-Group.. Mathematische Zeitschrift, Tome 147 (1976) pp. 271-278. http://gdmltest.u-ga.fr/item/GDZPPN002417219/