@article{GDZPPN002477602,
title = {Intersection of Chains of Subgroups of a Finite Group.},
journal = {Monatshefte f\"ur Mathematik},
volume = {75},
year = {1971},
pages = {333-337},
zbl = {0232.20034},
url = {http://dml.mathdoc.fr/item/GDZPPN002477602}
}
Sidki, Said. Intersection of Chains of Subgroups of a Finite Group.. Monatshefte für Mathematik, Tome 75 (1971) pp. 333-337. http://gdmltest.u-ga.fr/item/GDZPPN002477602/