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@article{10_4064_cm_55_1_193_195, author = { }, title = {Probl\`emes}, journal = {Colloquium Mathematicum}, pages = {193--195}, publisher = {mathdoc}, volume = {55}, number = {1}, year = {1987}, doi = {10.4064/cm-55-1-193-195}, language = {fr}, url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-55-1-193-195/} }
. Problèmes. Colloquium Mathematicum, Tome 55 (1987) no. 1, pp. 193-195. doi : 10.4064/cm-55-1-193-195. http://geodesic.mathdoc.fr/articles/10.4064/cm-55-1-193-195/
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