%0 Journal Article %A Dohmen, Klaus %T Improved inclusion-exclusion identities via closure operators %J Discrete mathematics & theoretical computer science %D 2000-2001 %V 4 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.275/ %R 10.46298/dmtcs.275 %G en %F DMTCS_2000_4_1_a3