О совершенно $\aleph$-нормальных пространствах
Problemy analiza, no. 10 (2003), pp. 22-30.

Voir la notice de l'article provenant de la source Math-Net.Ru

In this paper we learn class of perfectly $\aleph$-normal spaces. It gives their hereditary characterization. Under the axiom of Jensen, we exhibit existence of hereditily perfectly $\aleph$-normal space, which is not perfectly normal.
@article{PA_2003_10_a2,
     author = {E. V. Osipov},
     title = {{\CYRO} {\cyrs}{\cyro}{\cyrv}{\cyre}{\cyrr}{\cyrsh}{\cyre}{\cyrn}{\cyrn}{\cyro} $\aleph$-{\cyrn}{\cyro}{\cyrr}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra}{\cyrh}},
     journal = {Problemy analiza},
     pages = {22--30},
     publisher = {mathdoc},
     number = {10},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PA_2003_10_a2/}
}
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E. V. Osipov. О совершенно $\aleph$-нормальных пространствах. Problemy analiza, no. 10 (2003), pp. 22-30. http://geodesic.mathdoc.fr/item/PA_2003_10_a2/