%0 Journal Article %A Dorota Dudek %A Wiesław Zięba %T On Multivalued Amarts %J Bulletin of the Polish Academy of Sciences. Mathematics %D 2004 %P 93-99 %V 52 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ba52-1-10/ %R 10.4064/ba52-1-10 %G en %F 10_4064_ba52_1_10