@article{106829, author = {Petr Simon}, title = {A note on nowhere dense sets in $\omega^\ast$}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {031}, year = {1990}, pages = {145-147}, zbl = {0696.54019}, mrnumber = {1056181}, language = {en}, url = {http://dml.mathdoc.fr/item/106829} }
Simon, Petr. A note on nowhere dense sets in $\omega^\ast$. Commentationes Mathematicae Universitatis Carolinae, Tome 031 (1990) pp. 145-147. http://gdmltest.u-ga.fr/item/106829/
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