@article{1183423628, author = {Wilson, W. A.}, title = {On separated sets}, journal = {Bull. Amer. Math. Soc.}, volume = {23}, number = {2}, year = {1916}, pages = { 384-386}, language = {en}, url = {http://dml.mathdoc.fr/item/1183423628} }
Wilson, W. A. On separated sets. Bull. Amer. Math. Soc., Tome 23 (1916) no. 2, pp. 384-386. http://gdmltest.u-ga.fr/item/1183423628/