%0 Journal Article %A Svatoš, Jan %T Solid particles in reflection nebulae II. Dielectric model of the nebula NGC 7023 %J Acta Universitatis Carolinae. Mathematica et Physica %D 1965 %P 41 %V 06 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUCMP_1965__6_1_a2/ %G en %F AUCMP_1965__6_1_a2