@article{QUE_1996_1996_1_a6,
     author = {Costa, Michele},
     title = {An\'alisis factorial y criterios de informaci\'on.},
     journal = {Q\"uestii\'o},
     pages = {409-425},
     year = {1996},
     volume = {20},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/QUE_1996_1996_1_a6/}
}