@article{QUE_1999_1999_1_a18,
     author = {Verd Peric\'as, Joan Miquel and Mart{\'\i} Oliv\'e, Joel},
     title = {Muestreo y recogida de datos en el an\'alisis de redes sociales.},
     journal = {Q\"uestii\'o},
     pages = {507-524},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1999},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/QUE_1999_1999_1_a18/}
}