%0 Journal Article %A Mitwalli, Saleh M. %T An occupancy problem with group drawings of different sizes %J Mathematica slovaca %D 2002 %P 235-242 %V 52 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_2002__52_2_a9/ %G en %F MASLO_2002__52_2_a9