@article{1256049411, author = {Lambert, Peter J.}, title = {A characterization of $PSL(4,q)$, $q$ even, $q>4$}, journal = {Illinois J. Math.}, volume = {21}, number = {4}, year = {1977}, pages = { 255-265}, language = {en}, url = {http://dml.mathdoc.fr/item/1256049411} }
Lambert, Peter J. A characterization of $PSL(4,q)$, $q$ even, $q>4$. Illinois J. Math., Tome 21 (1977) no. 4, pp. 255-265. http://gdmltest.u-ga.fr/item/1256049411/