%0 Journal Article %A Horálek, Vratislav %T On geometric-optical projection of spatial particle size distribution %J Kybernetika %D 1985 %P 85-95 %V 21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1985__21_2_a0/ %G en %F KYB_1985__21_2_a0