@article{MSH_1988__101__5_0,
     author = {Monjardet, Bernard},
     title = {Liminaire},
     journal = {Math\'ematiques informatique et sciences humaines},
     pages = {5--6},
     publisher = {Ecole des hautes-\'etudes en sciences sociales},
     volume = {101},
     year = {1988},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1988__101__5_0/}
}