@article{1183407630, author = {Cole, F. N.}, title = {The transitive substitution-groups of nine letters}, journal = {Bull. New York Math. Soc.}, volume = {2}, number = {4}, year = {1893}, pages = { 250-259}, language = {en}, url = {http://dml.mathdoc.fr/item/1183407630} }
Cole, F. N. The transitive substitution-groups of nine letters. Bull. New York Math. Soc., Tome 2 (1893) no. 4, pp. 250-259. http://gdmltest.u-ga.fr/item/1183407630/