@article{10_4064_fm_56_1_115_116,
     author = {Wac{\l}aw Sierpi\'nski},
     title = {Sur les familles d'ensembles infinis des nombres naturels},
     journal = {Fundamenta Mathematicae},
     pages = {115--116},
     publisher = {mathdoc},
     volume = {56},
     number = {1},
     year = {1964},
     doi = {10.4064/fm-56-1-115-116},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-56-1-115-116/}
}