@article{1183418251, author = {Dickson, L. E.}, title = {The group of a tactical configuration}, journal = {Bull. Amer. Math. Soc.}, volume = {12}, number = {3}, year = {1905}, pages = { 177-179}, language = {en}, url = {http://dml.mathdoc.fr/item/1183418251} }
Dickson, L. E. The group of a tactical configuration. Bull. Amer. Math. Soc., Tome 12 (1905) no. 3, pp. 177-179. http://gdmltest.u-ga.fr/item/1183418251/