@article{1256050923, author = {Flesner, David E.}, title = {The geometry of subgroups of $PSp\_{4}(2^{n})$}, journal = {Illinois J. Math.}, volume = {19}, number = {4}, year = {1975}, pages = { 48-70}, language = {en}, url = {http://dml.mathdoc.fr/item/1256050923} }
Flesner, David E. The geometry of subgroups of $PSp_{4}(2^{n})$. Illinois J. Math., Tome 19 (1975) no. 4, pp. 48-70. http://gdmltest.u-ga.fr/item/1256050923/