@article{03712798,
title = {A topological property of beta(N).},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {3},
year = {1980},
pages = {713-717},
doi = {10.1155/S0161171280000518},
zbl = {0455.54018},
language = {en},
url = {http://dml.mathdoc.fr/item/03712798}
}
Nakassis, Anastase. A topological property of beta(N).. International Journal of Mathematics and Mathematical Sciences, Tome 3 (1980) pp. 713-717. doi : 10.1155/S0161171280000518. http://gdmltest.u-ga.fr/item/03712798/