@article{GDZPPN002409925, title = {Maximal ...-Subgroups of the Symmetric Groups.}, journal = {Mathematische Zeitschrift}, volume = {121}, year = {1971}, pages = {285-289}, zbl = {0224.20001}, url = {http://dml.mathdoc.fr/item/GDZPPN002409925} }
Cooper, Christopher D.H. Maximal ...-Subgroups of the Symmetric Groups.. Mathematische Zeitschrift, Tome 121 (1971) pp. 285-289. http://gdmltest.u-ga.fr/item/GDZPPN002409925/