@article{10_4064_cm_54_1_165, author = { }, title = {Probl\`emes}, journal = {Colloquium Mathematicum}, pages = {165--165}, publisher = {mathdoc}, volume = {54}, number = {1}, year = {1987}, doi = {10.4064/cm-54-1-165}, language = {fr}, url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-54-1-165/} }