Derived-set axioms for topological spaces
Spira, Robert
Portugaliae mathematica, Tome 26 (1967), p. 165-167 / Harvested from Portugaliae Mathematica
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Publié le : 1967-01-01
EUDML-ID : urn:eudml:doc:115014 
@article{2524,
     author = {Spira, Robert},
     title = {Derived-set axioms for topological spaces},
     journal = {Portugaliae mathematica},
     volume = {26},
     year = {1967},
     pages = {165-167},
     zbl = {0181.25501},
     mrnumber = {0251684},
     language = {en},
     url = {http://dml.mathdoc.fr/item/2524}
}

Spira, Robert. Derived-set axioms for topological spaces. Portugaliae mathematica, Tome 26 (1967) pp. 165-167. http://gdmltest.u-ga.fr/item/2524/