@article{bwmeta1.element.bwnjournal-article-fmv38i1p3,
author = {Roman Sikorski},
title = {A Characterization of Alephs},
journal = {Fundamenta Mathematicae},
volume = {38},
year = {1951},
pages = {18-22},
zbl = {0044.27303},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv38i1p3}
}
Sikorski, Roman. A Characterization of Alephs. Fundamenta Mathematicae, Tome 38 (1951) pp. 18-22. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv38i1p3/