@article{SORT_2004_2004_1_a13,
     author = {Santamar{\'\i}a, Laureano and Morales, Domingo and Molina, Isabel},
     title = {Un estudio comparativo de estimadores en \'areas peque\~nas.},
     journal = {Sort},
     pages = {215-230},
     publisher = {mathdoc},
     volume = {28},
     number = {2},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SORT_2004_2004_1_a13/}
}