@article{bwmeta1.element.bwnjournal-article-fmv12i1p24bwm, author = {R. Moore}, title = {A separation theorem}, journal = {Fundamenta Mathematicae}, volume = {11}, year = {1928}, pages = {295-297}, zbl = {54.0630.01}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv12i1p24bwm} }
Moore, R. A separation theorem. Fundamenta Mathematicae, Tome 11 (1928) pp. 295-297. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv12i1p24bwm/