%0 Journal Article %A G. Krupa %T Ergodic theorems for subadditive superstationary families of random sets with values in Banach spaces %J Studia Mathematica %D 1998 %P 289-302 %V 131 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-131-3-289-302/ %R 10.4064/sm-131-3-289-302 %G en %F 10_4064_sm_131_3_289_302