@article{MSH_1962__1__34_0,
     author = {Matalon, B.},
     title = {Le goulot d'\'etranglement},
     journal = {Math\'ematiques et sciences humaines},
     pages = {34--35},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {1},
     year = {1962},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1962__1__34_0/}
}