@article{MSH_1963__2__25_0,
     author = {Kreweras, G.},
     title = {Les d\'ecisions collectives},
     journal = {Math\'ematiques informatique et sciences humaines},
     pages = {25--35},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {2},
     year = {1963},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/MSH_1963__2__25_0/}
}