@article{1183422209, author = {Cummings, L. D.}, title = {Note on the groups for triple-systems}, journal = {Bull. Amer. Math. Soc.}, volume = {20}, number = {3}, year = {1913}, pages = { 355-356}, language = {en}, url = {http://dml.mathdoc.fr/item/1183422209} }
Cummings, L. D. Note on the groups for triple-systems. Bull. Amer. Math. Soc., Tome 20 (1913) no. 3, pp. 355-356. http://gdmltest.u-ga.fr/item/1183422209/