Voir la notice de l'article provenant de la source Sociedad Colombiana de Matemáticas
@misc{RCM_2007_41_2_a5, title = {More on \ensuremath{\lambda}-closed sets in topological spaces}, journal = {Revista colombiana de matematicas}, pages = {355--369}, publisher = {mathdoc}, volume = {41}, number = {2}, year = {2007}, url = {http://geodesic.mathdoc.fr/item/RCM_2007_41_2_a5/} }
More on λ-closed sets in topological spaces. Revista colombiana de matematicas, Tome 41 (2007) no. 2, pp. 355-369. http://geodesic.mathdoc.fr/item/RCM_2007_41_2_a5/