%0 Journal Article %A M. KaroĊ„ski %A Z. Palka %T Algorithm 69. Two distances between hypergraphs %J Applicationes Mathematicae %D 1977 %P 671-679 %V 16 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-16-4-671-679/ %R 10.4064/am-16-4-671-679 %G en %F 10_4064_am_16_4_671_679