@misc{AV_1930__1_3_a5,
     title = {Zpr\'avy},
     journal = {Aktu\'arsk\'e v\v{e}dy},
     pages = {142--144},
     publisher = {mathdoc},
     volume = {01},
     number = {3},
     year = {1930},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/AV_1930__1_3_a5/}
}