A characterization of the closure operators by means of one axiom
Morgado, José
Portugaliae mathematica, Tome 21 (1962), p. 155-156 / Harvested from Portugaliae Mathematica
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Publié le : 1962-01-01
EUDML-ID : urn:eudml:doc:114888 
@article{2398,
     author = {Morgado, Jos\'e},
     title = {A characterization of the closure operators by means of one axiom},
     journal = {Portugaliae mathematica},
     volume = {21},
     year = {1962},
     pages = {155-156},
     zbl = {0107.25203},
     mrnumber = {0148573},
     language = {en},
     url = {http://dml.mathdoc.fr/item/2398}
}

Morgado, José. A characterization of the closure operators by means of one axiom. Portugaliae mathematica, Tome 21 (1962) pp. 155-156. http://gdmltest.u-ga.fr/item/2398/