@article{CTGDC_1992__33_1_21_0,
     author = {Castellini, G.},
     title = {Regular closure operators and compactness},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {21--31},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {33},
     number = {1},
     year = {1992},
     mrnumber = {1163425},
     zbl = {0773.54010},
     language = {en},
     url = {http://www.numdam.org/item/CTGDC_1992__33_1_21_0/}
}