@article{PDML_1985___2B_117_0,
     author = {PDML},
     title = {Session de probl\`emes},
     journal = {Publications du D\'epartement de math\'ematiques (Lyon)},
     pages = {117--119},
     publisher = {Universit\'e Claude Bernard - Lyon 1},
     number = {2B},
     year = {1985},
     language = {en},
     url = {http://www.numdam.org/item/PDML_1985___2B_117_0/}
}