@article{10_4064_cm_5_1_116_120, author = { }, title = {PROBL\`EMES (vol. 5, fasc. 1)}, journal = {Colloquium Mathematicum}, pages = {116--120}, publisher = {mathdoc}, volume = {5}, number = {1}, year = {1957}, doi = {10.4064/cm-5-1-116-120}, language = {fr}, url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-5-1-116-120/} }