%0 Journal Article %A H.-H. Herda %A R. C. Metzler %T Closure and interior in finite topological spaces %J Colloquium Mathematicum %D 1966 %P 211-216 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-15-2-211-216/ %R 10.4064/cm-15-2-211-216 %G en %F 10_4064_cm_15_2_211_216