@article{AUCMP_1963_4_2_a0,
     author = {Sekanina, Zden\v{e}k},
     title = {Some problems of cometary physics investigated on the basis of photometric data {(Part} two)},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {1--130},
     year = {1963},
     volume = {4},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1963_4_2_a0/}
}