@article{10_4064_fm_1_1_223_224,
     author = {Wac{\l}aw Sierpi\'nski and Bronis{\l}aw Knaster and Casimir Kuratowski and Michail Souslin and Hugo Steinhaus and Stefan Mazurkiewicz and Nicolas Lusin and T Felsztyn},
     title = {Probl\`emes},
     journal = {Fundamenta Mathematicae},
     pages = {223--224},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1920},
     doi = {10.4064/fm-1-1-223-224},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-1-1-223-224/}
}