%0 Journal Article %A I. Bárány %A W. Steiger %T On the Expected Number of k-Sets. %J Discrete & computational geometry %D 1994 %P 243-264 %V 11 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1994__11_3_131301/ %F DCG_1994__11_3_131301