@article{QUE_1999_1999_1_a16,
     author = {Porras Puga, Juana},
     title = {Dise\~no de muestras en encuestas de poblaci\'on y hogares.},
     journal = {Q\"uestii\'o},
     pages = {543-558},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1999},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/QUE_1999_1999_1_a16/}
}