TY - JOUR AU - Horálek, Vratislav TI - On geometric-optical projection of spatial particle size distribution JO - Kybernetika PY - 1985 SP - 85 EP - 95 VL - 21 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1985__21_2_a0/ LA - en ID - KYB_1985__21_2_a0 ER -