@article{10_4064_cm_54_2_339_340, author = { }, title = {Probl\`emes}, journal = {Colloquium Mathematicum}, pages = {339--340}, publisher = {mathdoc}, volume = {54}, number = {2}, year = {1987}, doi = {10.4064/cm-54-2-339-340}, language = {fr}, url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-54-2-339-340/} }