%0 Journal Article %A Michael O'Nan %T A Characterization of Ln (q) as a Permutation Group. %J Mathematische Zeitschrift %D 1972 %P 301-314 %V 127 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1972__127_171777/ %F MZ_1972__127_171777