%0 Journal Article %A Mieczysław Borowiecki %T Point partition numbers and generalized Nordhaus-Gaddum problems %J Colloquium Mathematicum %D 1984 %P 279-285 %V 48 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-48-2-279-285/ %R 10.4064/cm-48-2-279-285 %G en %F 10_4064_cm_48_2_279_285