%0 Journal Article %A Sekanina, Zdeněk %T Atmospheric precipitation and directly measured cometary characteristic %J Acta Universitatis Carolinae. Mathematica et Physica %D 1964 %P 33-50 %V 5 %N 2 %U http://geodesic.mathdoc.fr/item/AUCMP_1964_5_2_a2/ %G en %F AUCMP_1964_5_2_a2