@article{MSH_1980__72__107_0,
     author = {Cogis, O.},
     title = {\`A propos des quasi-ordres - {Note}},
     journal = {Math\'ematiques et sciences humaines},
     pages = {107--111},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {72},
     year = {1980},
     mrnumber = {610699},
     zbl = {0453.04001},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1980__72__107_0/}
}