@article{GDZPPN002396750,
title = {The permutability of orthogonal subnormal subgroups.},
journal = {Mathematische Zeitschrift},
volume = {87},
year = {1965},
pages = {365-372},
zbl = {0131.02203},
url = {http://dml.mathdoc.fr/item/GDZPPN002396750}
}
Roseblade, James E. The permutability of orthogonal subnormal subgroups.. Mathematische Zeitschrift, Tome 87 (1965) pp. 365-372. http://gdmltest.u-ga.fr/item/GDZPPN002396750/