@article{05231673,
title = {Minimal closed sets and maximal closed sets.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2006},
year = {2006},
doi = {10.1155/IJMMS/2006/18647},
zbl = {1152.54304},
language = {en},
url = {http://dml.mathdoc.fr/item/05231673}
}
Nakaoka, Fumie; Oda, Nobuyuki. Minimal closed sets and maximal closed sets.. International Journal of Mathematics and Mathematical Sciences, Tome 2006 (2006) . doi : 10.1155/IJMMS/2006/18647. http://gdmltest.u-ga.fr/item/05231673/