@article{SAD_1979__4_3_19_0,
     author = {Saporta, Gilbert},
     title = {Pond\'eration optimale de variables qualitatives en analyse des donn\'ees},
     journal = {Statistique et analyse des donn\'ees},
     pages = {19--31},
     publisher = {Association pour la statistique et ses illustrations},
     volume = {4},
     number = {3},
     year = {1979},
     language = {fr},
     url = {http://www.numdam.org/item/SAD_1979__4_3_19_0/}
}