@article{SORT_2009_2009_1_a3,
     author = {Costa, Alex and  Satorra, Albert and  Ventura, Eva},
     title = {On the performance of small-area estimators: fixed vs. random area parameters.},
     journal = {Sort},
     pages = {85-104},
     publisher = {mathdoc},
     volume = {33},
     number = {1},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SORT_2009_2009_1_a3/}
}