@article{MSH_1970__29__5_0,
     author = {Kreweras, G.},
     title = {Interm\'ediarit\'e, dendro{\"\i}des et quasi-dualit\'e},
     journal = {Math\'ematiques et sciences humaines},
     pages = {5--15},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {29},
     year = {1970},
     zbl = {0207.54901},
     language = {fr},
     url = {http://archive.numdam.org/item/MSH_1970__29__5_0/}
}