@article{AUCMP_1964_5_2_a2,
     author = {Sekanina, Zden\v{e}k},
     title = {Atmospheric precipitation and directly measured cometary characteristic},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {33--50},
     year = {1964},
     volume = {5},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1964_5_2_a2/}
}