@article{10_4064_cm_5_2_231_237,
     author = { },
     title = {PROBL\`EMES (vol. 5, fasc. 2)},
     journal = {Colloquium Mathematicum},
     pages = {231--237},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {1957},
     doi = {10.4064/cm-5-2-231-237},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-5-2-231-237/}
}