@article{10_4064_cm_1_1_10_14,
     author = {K. Zarankiewicz},
     title = {Sur les relations sym\'etriques dans l'ensemble fini},
     journal = {Colloquium Mathematicum},
     pages = {10--14},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1947},
     doi = {10.4064/cm-1-1-10-14},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-1-1-10-14/}
}