@article{CMUC_1962_3_3_a0,
     author = {Marek, Ivo},
     title = {Neutron transport theory in the multigroup energetical approximation {(Preliminary} communication)},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {3--13},
     year = {1962},
     volume = {3},
     number = {3},
     mrnumber = {0198922},
     zbl = {0129.45701},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1962_3_3_a0/}
}