@article{GDZPPN002406063,
title = {Some Properties of Groups Inherited by Normal Subgroups of Finite Index.},
journal = {Mathematische Zeitschrift},
volume = {114},
year = {1970},
pages = {19-21},
zbl = {0181.03503},
url = {http://dml.mathdoc.fr/item/GDZPPN002406063}
}
Wilson, John S. Some Properties of Groups Inherited by Normal Subgroups of Finite Index.. Mathematische Zeitschrift, Tome 114 (1970) pp. 19-21. http://gdmltest.u-ga.fr/item/GDZPPN002406063/