@article{SORT_2003_2003_1_a4,
     author = {Costa, \'Alex and Satorra, Albert and Ventura, Eva},
     title = {Una evaluaci\'on emp{\'\i}rica de estimadores en \'areas peque\~nas.},
     journal = {Sort},
     pages = {113-136},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SORT_2003_2003_1_a4/}
}