@article{MSH_1983__81__5_0,
     author = {Descles, J. P.},
     title = {Graphes sans circuit et bilin\'earit\'e},
     journal = {Math\'ematiques et sciences humaines},
     pages = {5--45},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {81},
     year = {1983},
     mrnumber = {716469},
     zbl = {0519.18002},
     language = {fr},
     url = {http://archive.numdam.org/item/MSH_1983__81__5_0/}
}