@article{1255632503, author = {Higman, D. G.}, title = {Flag-transitive collineation groups of finite projective spaces}, journal = {Illinois J. Math.}, volume = {6}, number = {1}, year = {1962}, pages = { 434-446}, language = {en}, url = {http://dml.mathdoc.fr/item/1255632503} }
Higman, D. G. Flag-transitive collineation groups of finite projective spaces. Illinois J. Math., Tome 6 (1962) no. 1, pp. 434-446. http://gdmltest.u-ga.fr/item/1255632503/