@article{QUE_1998_1998_1_a14,
     author = {Sahoo, L. N. and Sahoo, J. and Ruiz Espejo, Mariano},
     title = {Estrategias que utilizan informaci\'on auxiliar para estimar la media poblacional finita.},
     journal = {Q\"uestii\'o},
     pages = {243-252},
     publisher = {mathdoc},
     volume = {22},
     number = {2},
     year = {1998},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/QUE_1998_1998_1_a14/}
}