Separation (Section 26-30)
Topological spaces, GDML_Books, (1966), p. 477-549 / Harvested from
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@inbook{402630,
     title = {Separation (Section 26-30)},
     booktitle = {Topological spaces},
     series = {GDML\_Books},
     publisher = {Academia Publishing House of the Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1966},
     pages = {477-549},
     url = {http://dml.mathdoc.fr/item/402630}
}

 (éd.). Separation (Section 26-30), dans Topological spaces, GDML_Books,  (1966), pp. 477-549. http://gdmltest.u-ga.fr/item/402630/