@article{MASLO_1959_9_1_a1,
     author = {\v{S}\'acha, Juraj},
     title = {Svetlovod},
     journal = {Mathematica slovaca},
     pages = {15--18},
     year = {1959},
     volume = {9},
     number = {1},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1959_9_1_a1/}
}