%0 Journal Article %A L.J. Guibas %A M. Sharir %A J. Matousek %A D. Halperin %T Vertical Decomposition of Arrangements of Hyperplanes in Four Dimensions. %J Discrete & computational geometry %D 1995 %P 113-122 %V 14 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1995__14_3_131394/ %F DCG_1995__14_3_131394