@article{10_4064_cm_1_3_216_217,
     author = {J. Doob},
     title = {On a problem of {Marczewski}},
     journal = {Colloquium Mathematicum},
     pages = {216--217},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1947},
     doi = {10.4064/cm-1-3-216-217},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-1-3-216-217/}
}