@article{MSH_1992__117__5_0,
     author = {Bertrand, P.},
     title = {Propri\'et\'es et caract\'erisations topologiques d'une repr\'esentation pyramidale},
     journal = {Math\'ematiques informatique et sciences humaines},
     pages = {5--28},
     publisher = {Ecole des hautes-\'etudes en sciences sociales},
     volume = {117},
     year = {1992},
     zbl = {0846.62047},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1992__117__5_0/}
}