@article{AUCMP_1966_7_2_a2,
     author = {Sekanina, Zden\v{e}k},
     title = {Accretion process in comets},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {73--82},
     year = {1966},
     volume = {7},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1966_7_2_a2/}
}