@article{10_14708_wm_v3i1_2688,
     author = {A. Bielecki},
     title = {Hugo {Steinhaus,} {Sto} zada\'n},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 90--91},
     year = {1959},
     volume = {3},
     number = {1},
     doi = {10.14708/wm.v3i1.2688},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v3i1.2688/}
}