@misc{AV_1933_4_2_a4,
     title = {Zpr\'avy},
     journal = {Aktu\'arsk\'e v\v{e}dy},
     pages = {108--112},
     year = {1933},
     volume = {4},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/AV_1933_4_2_a4/}
}