@article{ASENS_1954_3_71_4_363_0,
     author = {Fra{\"\i}ss\'e, Roland},
     title = {Sur l'extension aux relations de quelques propri\'et\'es des ordres},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {363--388},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 71},
     number = {4},
     year = {1954},
     doi = {10.24033/asens.1027},
     mrnumber = {16,1006b},
     zbl = {0057.04206},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.1027/}
}