@article{JSFS_1960__101__52_0,
     author = {Malignac, Georges},
     title = {Indexations permises, indexations tol\'er\'ees, indexations illicites},
     journal = {Journal de la soci\'et\'e fran\c caise de statistique},
     pages = {52--60},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {101},
     year = {1960},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1960__101__52_0/}
}