@article{MSH_1969__28__27_0,
     author = {Feldman H\"ogaasen, Jacqueline},
     title = {Ordres partiels et permuto\`edre},
     journal = {Math\'ematiques et sciences humaines},
     pages = {27--38},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {28},
     year = {1969},
     mrnumber = {270983},
     zbl = {0218.06001},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1969__28__27_0/}
}