@misc{MASLO_1956_6_4_a4,
     title = {Zpr\'avy},
     journal = {Mathematica slovaca},
     pages = {261--264},
     year = {1956},
     volume = {6},
     number = {4},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1956_6_4_a4/}
}